完善删除阶梯价函数

src/views/ecw/productPrice/editAir.vue

@@ -87,7 +87,7 @@
 						</el-form-item>
           </el-col>
           <el-col :span="12" v-if="!readonly">
-            <quick-set :currency-and-unit="currencyAndUnit" :unit-list="unitList" :currency-list="currencyList" :value="form"></quick-set>
+            <quick-set :unit-list="unitList" :currency-list="currencyList" :value="form"></quick-set>
           </el-col>
         </el-row>
         <!--全包价-->
@@ -512,8 +512,8 @@ export default {
         specialList:[]
       })
     },
-    handleDeletePrice(){
-
+    handleDeletePrice(field, index){
+      this.form[field].splice(index, 1)
     },
     handleUnitChange(stepPriceList, index, data){
       console.log('handleUnitChange', ...arguments)