diff --git a/.gitignore b/.gitignore
index 6669d92..79afb7f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,5 @@
 /__pycache__
 /.idea
+/build/
+/dist/
+/MnD.spec
diff --git a/Main_Window.py b/Main_Window.py
index 33d77e5..fab6c7b 100644
--- a/Main_Window.py
+++ b/Main_Window.py
@@ -244,15 +244,15 @@ def setupUi(self, MainUI):
 
         self.horizontalLayout_6.addWidget(self.Figure_SelectBox)
 
-        self.Button_Draw = QPushButton(MainUI)
-        self.Button_Draw.setObjectName(u"Button_Draw")
+        self.Button_Clear = QPushButton(MainUI)
+        self.Button_Clear.setObjectName(u"Button_Clear")
         sizePolicy8 = QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
         sizePolicy8.setHorizontalStretch(2)
         sizePolicy8.setVerticalStretch(0)
-        sizePolicy8.setHeightForWidth(self.Button_Draw.sizePolicy().hasHeightForWidth())
-        self.Button_Draw.setSizePolicy(sizePolicy8)
+        sizePolicy8.setHeightForWidth(self.Button_Clear.sizePolicy().hasHeightForWidth())
+        self.Button_Clear.setSizePolicy(sizePolicy8)
 
-        self.horizontalLayout_6.addWidget(self.Button_Draw)
+        self.horizontalLayout_6.addWidget(self.Button_Clear)
 
 
         self.verticalLayout_4.addLayout(self.horizontalLayout_6)
@@ -305,6 +305,6 @@ def retranslateUi(self, MainUI):
         self.Label_U.setText(QCoreApplication.translate("MainUI", u"\u8f93\u5165\u7535\u538b", None))
         self.label_U_unit.setText(QCoreApplication.translate("MainUI", u"V", None))
         self.Figure_Name.setText(QCoreApplication.translate("MainUI", u"\u673a\u7535\u53c2\u6570\u66f2\u7ebf", None))
-        self.Button_Draw.setText(QCoreApplication.translate("MainUI", u"\u7ed8\u5236", None))
+        self.Button_Clear.setText(QCoreApplication.translate("MainUI", u"\u6e05\u9664", None))
     # retranslateUi
 
diff --git a/MnD.py b/MnD.py
index c61dec4..2d138d8 100644
--- a/MnD.py
+++ b/MnD.py
@@ -1,4 +1,4 @@
-from threading import Thread, Lock
+from threading import Thread
 
 import numpy as np
 from PySide6.QtWidgets import QApplication, QWidget
@@ -68,7 +68,7 @@ def change_param_texts():
 
 # 选择绘制类型
 
-figure_type = ("功率", "电动势", "电流", "转速", "转矩", "效率")
+figure_type = ("功率", "电动势", "电流", "转速", "转矩", "效率", "电流-转速")
 ui.Figure_SelectBox.addItems(figure_type)
 
 # 定义绘制函数
@@ -78,8 +78,9 @@ def change_param_texts():
 canvas_n = MplCanvas()
 canvas_T = MplCanvas()
 canvas_eta = MplCanvas()
+canvas_I_vs_n = MplCanvas()
 
-canvas_list = (canvas_Power, canvas_E, canvas_I, canvas_n, canvas_T, canvas_eta)
+canvas_list = (canvas_Power, canvas_E, canvas_I, canvas_n, canvas_T, canvas_eta, canvas_I_vs_n)
 
 for canvas in canvas_list:
     canvas.ax.grid()
@@ -90,14 +91,15 @@ def change_param_texts():
 canvas_n.ax.set_title("n")
 canvas_T.ax.set_title("T")
 canvas_eta.ax.set_title("eta")
-
-figure_drawing = False
-
+canvas_I_vs_n.ax.set_title("I-n")
 
 # 一般来说，绘制很快，200ms左右就可以绘制完成
 # 当触发频率不太高时，不用自旋锁也没有什么问题
 # 但是在某些场景下，比如拖动滑动条时，触发会非常密集
 # 浪费资源且不说，这时一张图上会出现多条曲线，非常恐怖，兄弟。XD
+figure_drawing = False
+
+
 def draw_figure():
     global figure_drawing
     if figure_drawing:
@@ -117,11 +119,12 @@ def draw_figure():
     canvas_Power.ax.plot(R_L, result[2], label="P2", color="#9199ff")
     canvas_Power.ax.legend()
 
-    canvas_E.ax.plot(R_L, result[3],color="#136f37")
-    canvas_I.ax.plot(R_L, result[4],color="#008068")
-    canvas_n.ax.plot(R_L, result[5],color="#008e9f")
-    canvas_T.ax.plot(R_L, result[6],color="#0098d1")
-    canvas_eta.ax.plot(R_L, result[7],color="#009cf4")
+    canvas_E.ax.plot(R_L, result[3], color="#136f37")
+    canvas_I.ax.plot(R_L, result[4], color="#008068")
+    canvas_n.ax.plot(R_L, result[5], color="#008e9f")
+    canvas_T.ax.plot(R_L, result[6], color="#0098d1")
+    canvas_eta.ax.plot(R_L, result[7], color="#009cf4")
+    canvas_I_vs_n.ax.plot(result[5], result[4], color="#008068")
 
     # TO DO:
     # 保存Line2D对象，避免重复新建对象，以改进颜色变化问题
@@ -152,8 +155,15 @@ def switch_figure():
     pass
 
 
+def clear_figures():
+    for canvas in canvas_list:
+        canvas.ax.clear()
+        canvas.ax.grid()
+        canvas.draw()
+
+
 # 绑定绘制按钮和ComboBox
-ui.Button_Draw.clicked.connect(draw_8figures)
+ui.Button_Clear.clicked.connect(clear_figures)
 ui.Figure_SelectBox.currentIndexChanged.connect(switch_figure)
 
 switch_figure()
diff --git a/MnD.ui b/MnD.ui
index b94a9d1..64d63e3 100644
--- a/MnD.ui
+++ b/MnD.ui
@@ -309,7 +309,7 @@
         </widget>
        </item>
        <item>
-        <widget class="QPushButton" name="Button_Draw">
+        <widget class="QPushButton" name="Button_Clear">
          <property name="sizePolicy">
           <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
            <horstretch>2</horstretch>
@@ -317,7 +317,7 @@
           </sizepolicy>
          </property>
          <property name="text">
-          <string>绘制</string>
+          <string>清除</string>
          </property>
         </widget>
        </item>
diff --git a/motor.py b/motor.py
index 9e8a1d4..172e8db 100644
--- a/motor.py
+++ b/motor.py
@@ -77,10 +77,3 @@ def calc_args(
     print(calc_args(0.2, 600, 220, 5))
     import numpy as np
     import matplotlib.pyplot as plt
-
-    # calc2 = np.vectorize(calc_args, excluded=[0, 1, 2])
-    # rl = np.linspace(100, 1, 1000)
-    # arr = calc2(0.2, 200, 220, rl)
-    # arr1 = np.asmatrix(arr)
-    # plt.plot(rl, arr[5])
-    # plt.show()