diff --git a/README.md b/README.md
index 25074d1..c0ace2b 100644
--- a/README.md
+++ b/README.md
@@ -28,9 +28,9 @@
 
 1. `uv init`
 2. `uv add docutranslate`
-3. `uv add docling`#如果需要使用docling进行文档解析
+3. `uv add docutranslate[docling]`#如果需要使用docling进行文档解析
 
-使用git
+使用git（需下载uv）
 
 1. `git clone https://github.com/xunbu/docutranslate.git`
 2. `uv sync`
@@ -59,9 +59,11 @@
 
 使用minerU将文档转换为markdown时，需要在minerU平台申请token
 
-1. 打开[minerU官网](https://mineru.net/apiManage/docs)申请token
+1. 打开[minerU官网](https://mineru.net/apiManage/docs)申请API
 2. 申请成功后，在[API Token管理界面](https://mineru.net/apiManage/token)创建API Token
 
+> mineru token有14天有效期，若过期请创建新的token
+
 ## 使用docling引擎注意事项
 
 使用docling将文档转换为markdown时，需要下载模型到本地（也可以提前下载，见FAQ），因此可能会遇到一些网络问题
@@ -185,8 +187,8 @@ from docutranslate import FileTranslater
 translater = FileTranslater(base_url="<baseurl>",  # 默认的模型baseurl
                             key="<api-key>",  # 默认的大语言模型平台api-key
                             model_id="<model-id>",  # 默认的模型id
-                            chunksize=3000,  # markdown分块长度（单位byte），分块越大效果越好（也越慢），不建议超过8000
-                            max_concurrent=30,  # 并发数，受到ai平台并发量限制，如果文章很长建议适当加大到20以上
+                            chunk_size=3000,  # markdown分块长度（单位byte），分块越大效果越好（也越慢），不建议超过8000
+                            concurrent=30,  # 并发数，受到ai平台并发量限制，如果文章很长建议适当加大到20以上
                             timeout=2000,  # 调用api的超时时间
                             docling_artifact=None,  # 使用提前下载好的docling模型
                             convert_engin="mineru",  # 可选minerU或docling
diff --git a/docutranslate/app.py b/docutranslate/app.py
index 08fff5d..35965be 100644
--- a/docutranslate/app.py
+++ b/docutranslate/app.py
@@ -15,6 +15,7 @@ from fastapi.responses import HTMLResponse, JSONResponse, StreamingResponse, Fil
 from fastapi.staticfiles import StaticFiles
 from docutranslate import FileTranslater, __version__
 from docutranslate.logger import translater_logger
+from docutranslate.translater import default_params
 from docutranslate.utils.resource_utils import resource_path
 from docutranslate.global_values import available_packages
 
@@ -119,6 +120,9 @@ async def _perform_translation(params: Dict[str, Any], file_contents: bytes, ori
             base_url=params['base_url'],
             key=params['apikey'],
             model_id=params['model_id'],
+            chunk_size=params['chunk_size'],
+            concurrent=params['concurrent'],
+            temperature=params['temperature'],
             convert_engin=params['convert_engin'],
             mineru_token=params['mineru_token'],
         )
@@ -135,7 +139,8 @@ async def _perform_translation(params: Dict[str, Any], file_contents: bytes, ori
 
         md_content = ft.export_to_markdown()
         try:
-            await httpx_client.head("https://s4.zstatic.net/ajax/libs/KaTeX/0.16.9/contrib/auto-render.min.js", timeout=3)
+            await httpx_client.head("https://s4.zstatic.net/ajax/libs/KaTeX/0.16.9/contrib/auto-render.min.js",
+                                    timeout=3)
             html_content = ft.export_to_html(title=current_state["original_filename_stem"], cdn=True)
         except (httpx.TimeoutException, httpx.RequestError) as e:
             translater_logger.info(f"连接s4.zstatic.net失败，错误信息：{e}")
@@ -213,6 +218,9 @@ async def handle_translate(
         refine_markdown: bool = Form(False),
         convert_engin: str = Form(...),
         mineru_token: Optional[str] = Form(None),
+        chunk_size: int = Form(...),
+        concurrent: int = Form(...),
+        temperature: float = Form(...),
         custom_prompt_translate: Optional[str] = Form(None),
         file: UploadFile = File(...)
 ):
@@ -283,6 +291,9 @@ async def handle_translate(
             "code_ocr": code_ocr, "refine_markdown": refine_markdown,
             "convert_engin": convert_engin,
             "mineru_token": mineru_token,
+            "chunk_size":chunk_size,
+            "concurrent":concurrent,
+            "temperature":temperature,
             "custom_prompt_translate": custom_prompt_translate,
         }
 
@@ -420,6 +431,11 @@ async def download_html(filename_with_ext: str):
     )
 
 
+@app.get("/translate/default_param")
+def get_default_param():
+    return JSONResponse(content=default_params)
+
+
 @app.get("/meta")
 async def get_app_version():
     return JSONResponse(content={"version": __version__})
diff --git a/docutranslate/static/index.html b/docutranslate/static/index.html
index c2aafd1..51b6f1a 100644
--- a/docutranslate/static/index.html
+++ b/docutranslate/static/index.html
@@ -267,6 +267,10 @@
             font-weight: bold;
         }
 
+        .clickable {
+            cursor: pointer;
+        }
+
         @media (max-width: 768px) {
             .form-grid {
                 grid-template-columns: 1fr;
@@ -409,6 +413,28 @@
         <details>
             <summary>高级选项</summary>
             <div class="form-group">
+                <div>
+                    <label for="chunk-size-slider"><span
+                            style="display:inline-block;min-width: 15vw">分块大小(bytes):</span><span
+                            id="chunk-size-display"></span><span class="clickable" id="chunk-size-reset"
+                                                                 style="color: #2e7d32">🗘</span></label>
+                    <input type="range" id="chunk-size-slider" name="chunk_size" min="1000" max="6000" step="100">
+                </div>
+                <div>
+                    <label for="concurrent-slider"><span
+                            style="display:inline-block;min-width: 15vw">并发请求数:</span><span
+                            id="concurrent-display"></span><span class="clickable" id="concurrent-reset"
+                                                                 style="color: #2e7d32">🗘</span></label>
+                    <input type="range" id="concurrent-slider" name="concurrent" min="1" max="60" step="1">
+                </div>
+                <div>
+                    <label for="temperature-slider"><span
+                            style="display:inline-block;min-width: 15vw">temperature:</span><span
+                            id="temperature-display"></span><span class="clickable" id="temperature-reset"
+                                                                  style="color: #2e7d32">🗘</span></label>
+                    <input type="range" id="temperature-slider" name="temperature" min="0" max="1" step="0.1">
+                </div>
+
                 <label for="custom_prompt_translate"></label>
                 <textarea class="prompt-area" type="text" id="custom_prompt_translate"
                           name="custom_prompt_translate" placeholder="翻译提示"></textarea>
@@ -470,7 +496,7 @@
 </div>
 
 <iframe id="printFrame" style="display:none;"></iframe>
-<script>
+<script type="module">
     const platformSelect = document.getElementById('platform_select');
     const apiHref = document.getElementById('api_href')
     const baseUrlGroup = document.getElementById('baseUrlGroup');
@@ -486,6 +512,17 @@
     const mineruTokenGroup = document.getElementById('mineruTokenGroup');
     const mineruTokenInput = document.getElementById('mineru_token');
 
+    const chunkSizeSlider = document.getElementById('chunk-size-slider')
+    const chunkSizeDisplay = document.getElementById('chunk-size-display')
+    const chunkSizeReset = document.getElementById('chunk-size-reset')
+    const concurrentSlider = document.getElementById('concurrent-slider')
+    const concurrentDisplay = document.getElementById('concurrent-display')
+    const concurrentReset = document.getElementById("concurrent-reset")
+    const temperatureSlider = document.getElementById('temperature-slider')
+    const temperatureDisplay = document.getElementById('temperature-display')
+    const temperatureReset = document.getElementById("temperature-reset")
+
+
     const form = document.getElementById('translateForm');
     const submitButton = document.getElementById('submitButton');
     const logArea = document.getElementById('logArea');
@@ -521,6 +558,64 @@
     let statusPollIntervalId = null;
     let isTranslating = false;
 
+
+    let default_param;
+
+    // 初始化调用
+    async function init() {
+        try {
+            const response = await fetch("/meta")
+            const meta = await response.json();
+            versionDisplay.textContent = `版本号：${meta.version}`;
+        } catch (error) {
+            console.warn("获取版本号失败", error);
+        }
+        try {
+            const response = await fetch('/get-engin-list')
+            if (!response.ok) {
+                console.warn(`get engine list failed: ${response.status}`);
+                return;
+            }
+            const enginList = await response.json();
+            statusMsg.textContent = '正在初始化';
+            let options = convertEnginSelect.querySelectorAll(`option`);
+            let currentEngineDisabled = false;
+            options.forEach((option) => {
+                if (!enginList.includes(option.value)) {
+                    option.disabled = true;
+                    option.textContent += " (不可用)";
+                    if (option.value === convertEnginSelect.value) {
+                        currentEngineDisabled = true;
+                    }
+                }
+            });
+            if (currentEngineDisabled) {
+                const mineruOption = convertEnginSelect.querySelector('option[value="mineru"]');
+                if (mineruOption && !mineruOption.disabled) {
+                    convertEnginSelect.value = "mineru";
+                } else {
+                    const firstAvailable = convertEnginSelect.querySelector('option:not([disabled])');
+                    if (firstAvailable) convertEnginSelect.value = firstAvailable.value;
+                }
+                updateConvertEnginUI();
+            }
+            statusMsg.textContent = '初始化完成';
+        } catch (error) {
+            console.warn("Error get engin-list", error);
+            statusMsg.textContent = '引擎列表初始化失败';
+            statusMsg.className = 'error-message';
+        }
+        try {
+            const response = await fetch("/translate/default_param")
+            default_param = await response.json();
+        } catch (error) {
+            statusMsg.textContent = error.toString();
+            statusMsg.className = 'error-message';
+        }
+    }
+
+    await init()
+
     function saveToStorage(key, value) {
         try {
             localStorage.setItem(key, value);
@@ -572,6 +667,7 @@
         saveToStorage('translator_last_platform', selectedPlatformValue);
     }
 
+
     function updateConvertEnginUI() {
         const selectedEngin = convertEnginSelect.value;
         if (selectedEngin === 'mineru') {
@@ -585,11 +681,50 @@
         saveToStorage('translator_convert_engin', selectedEngin);
     }
 
+    function updateChunkSizeUI() {
+        let value = chunkSizeSlider.value
+        chunkSizeDisplay.textContent = value;
+        if (value !== default_param["chunk_size"].toString()) {
+            chunkSizeReset.style.visibility = 'visible';
+        } else {
+            chunkSizeReset.style.visibility = 'hidden';
+        }
+        saveToStorage('chunk_size', value)
+    }
+
+    function updateTemperatureUI() {
+        let value = temperatureSlider.value
+        temperatureDisplay.textContent = value;
+        if (value !== default_param["temperature"].toString()) {
+            temperatureReset.style.visibility = 'visible';
+        } else {
+            temperatureReset.style.visibility = 'hidden';
+        }
+        saveToStorage('temperature', value)
+    }
+
+    function updateConcurrentUI() {
+        let value = concurrentSlider.value
+        concurrentDisplay.textContent = value;
+        if (value !== default_param["concurrent"].toString()) {
+            concurrentReset.style.visibility = 'visible';
+        } else {
+            concurrentReset.style.visibility = 'hidden';
+        }
+        saveToStorage('concurrent', value)
+    }
+
     function loadSettings() {
         platformSelect.value = getFromStorage('translator_last_platform', 'custom');
         updatePlatformUI();
         convertEnginSelect.value = getFromStorage('translator_convert_engin', 'mineru');
         updateConvertEnginUI();
+        chunkSizeSlider.value = getFromStorage("chunk_size", default_param["chunk_size"])
+        updateChunkSizeUI()
+        concurrentSlider.value = getFromStorage("concurrent", default_param["concurrent"])
+        updateConcurrentUI()
+        temperatureSlider.value = getFromStorage("temperature", default_param["temperature"])
+        updateTemperatureUI()
         toLangSelect.value = getFromStorage('translator_to_lang', '中文');
         formulaCheckbox.checked = getFromStorage('translator_formula_ocr') === 'true';
         codeCheckbox.checked = getFromStorage('translator_code_ocr') === 'true';
@@ -710,52 +845,6 @@
         }
     }, false);
 
-    // 初始化调用
-    (async () => {
-        try {
-            const response = await fetch("/meta")
-            let meta = await response.json();
-            versionDisplay.textContent = `版本号：${meta.version}`;
-        } catch (error) {
-            console.warn("获取版本号失败", error);
-        }
-        try {
-            const response = await fetch('/get-engin-list')
-            if (!response.ok) {
-                console.warn(`get engine list failed: ${response.status}`);
-                return;
-            }
-            const enginList = await response.json();
-            statusMsg.textContent = '正在初始化';
-            let options = convertEnginSelect.querySelectorAll(`option`);
-            let currentEngineDisabled = false;
-            options.forEach((option) => {
-                if (!enginList.includes(option.value)) {
-                    option.disabled = true;
-                    option.textContent += " (不可用)";
-                    if (option.value === convertEnginSelect.value) {
-                        currentEngineDisabled = true;
-                    }
-                }
-            });
-            if (currentEngineDisabled) {
-                const mineruOption = convertEnginSelect.querySelector('option[value="mineru"]');
-                if (mineruOption && !mineruOption.disabled) {
-                    convertEnginSelect.value = "mineru";
-                } else {
-                    const firstAvailable = convertEnginSelect.querySelector('option:not([disabled])');
-                    if (firstAvailable) convertEnginSelect.value = firstAvailable.value;
-                }
-                updateConvertEnginUI();
-            }
-            statusMsg.textContent = '初始化完成';
-        } catch (error) {
-            console.warn("Error get engin-list", error);
-            statusMsg.textContent = '引擎列表初始化失败';
-            statusMsg.className = 'error-message';
-        }
-    })();
-
 
     async function pollLogs() {
         try {
@@ -990,6 +1079,23 @@
         }
     }
 
+    chunkSizeSlider.addEventListener('input', updateChunkSizeUI)
+    chunkSizeReset.addEventListener('click', () => {
+        chunkSizeSlider.value = default_param["chunk_size"]
+        updateChunkSizeUI()
+    })
+    concurrentSlider.addEventListener('input', updateConcurrentUI)
+    concurrentReset.addEventListener('click', () => {
+        concurrentSlider.value = default_param["concurrent"]
+        updateConcurrentUI()
+    })
+
+    temperatureSlider.addEventListener('input', updateTemperatureUI)
+    temperatureReset.addEventListener('click', () => {
+        temperatureSlider.value = default_param["temperature"]
+        updateTemperatureUI()
+    })
+
     submitButton.addEventListener('click', async function (event) {
         event.preventDefault();
         console.log(fileInput)
diff --git a/docutranslate/translater.py b/docutranslate/translater.py
index e8699cf..952b64b 100644
--- a/docutranslate/translater.py
+++ b/docutranslate/translater.py
@@ -18,11 +18,16 @@ DOCLING_FLAG = True if available_packages.get("docling") else False
 if DOCLING_FLAG:
     from docutranslate.converter import ConverterDocling
 
+default_params={
+    "chunk_size":3000,
+    "concurrent":30,
+    "temperature":0.7,
+}
 
 class FileTranslater:
-    def __init__(self, file_path: Path | str | None = None, chunksize: int = 3000,
-                 base_url="", key=None, model_id="", temperature=0.7,
-                 max_concurrent=30, timeout=2000,
+    def __init__(self, file_path: Path | str | None = None, chunk_size: int = default_params["chunk_size"],
+                 base_url:str|None=None, key=None, model_id:str|None=None, temperature=default_params["temperature"],
+                 concurrent:int=default_params["concurrent"], timeout=2000,
                  convert_engin: Literal["docling", "mineru"] = "mineru",
                  docling_artifact: Path | str | None = None,
                  mineru_token: str = None, cache=True):
@@ -30,11 +35,11 @@ class FileTranslater:
         self.mineru_token = mineru_token.strip() if mineru_token is not None else None
         self._mask_dict = MaskDict()
         self.markdown: str = ""
-        self.chunksize = chunksize
-        self.max_concurrent = max_concurrent
-        self.base_url: str = base_url
-        self.key: str = key if key is not None else "xx"
-        self.model_id: str = model_id
+        self.chunk_size = chunk_size
+        self.concurrent = concurrent
+        self.base_url= base_url
+        self.key = key if key is not None else "xx"
+        self.model_id = model_id
         self.temperature = temperature
         self.docling_artifact = docling_artifact
         if docling_artifact is None:
@@ -67,17 +72,21 @@ class FileTranslater:
         return self
 
     def _split_markdown_into_chunks(self) -> list[str]:
-        chunks: list[str] = split_markdown_text(self.markdown, self.chunksize)
+        chunks: list[str] = split_markdown_text(self.markdown, self.chunk_size)
         translater_logger.info(f"markdown分为{len(chunks)}块")
         return chunks
 
     def _default_agent_params(self) -> AgentArgs:
+        if self.base_url is None:
+            raise Exception("base_url为空")
+        if self.model_id is None:
+            raise Exception("model_id为空")
         result: AgentArgs = {
             "baseurl": self.base_url,
             "key": self.key,
             "model_id": self.model_id,
             "temperature": self.temperature,
-            "max_concurrent": self.max_concurrent,
+            "max_concurrent": self.concurrent,
             "timeout": self.timeout
         }
         return result