Feature: 皮带规格计算

src/locale/zh.json

@@ -35,5 +35,17 @@
   "beltAngle": "皮带角度",
   "paperHolderAngle": "纸架角度",
   "leadingLength": "导程",
-  "paperWidth": "面纸宽度"
+  "paperWidth": "面纸宽度",
+  "machineModel": "机器型号",
+  "maxWheelbase": "最大轮距",
+  "hubDiameter": "轮毂直径",
+  "50_120Series": "50、120系列",
+  "200_Series": "200系列",
+  "600_Series": "600系列",
+  "new_50_120Series": "新50、200系列",
+  "new_200_Series": "新200系列",
+  "custom": "自定义",
+  "recommendBeltThickness": "推荐皮带厚度",
+  "recommendBeltWidth": "推荐皮带宽度",
+  "recommendBeltLength": "推荐皮带长度"
 }