Merge branch '20201109_pc_vue_new_branch' of http://git.shengws.com/csx/Vue_New into 20201109_pc_vue_new_branch

src/xt_pages/outpatientDoctorStation/components/prescriptionTable.vue

       },
       getProjectSingleDose(scope){
         this.prescription.project[scope.$index].total = scope.row.single_dose * scope.row.number_days
+        if(this.prescription.project[scope.$index].total == 0){
+          this.prescription.project[scope.$index].total = 1
+        }
       },
       getProjectDay(scope){
         this.prescription.project[scope.$index].total = scope.row.single_dose * scope.row.number_days
+        if(this.prescription.project[scope.$index].total == 0){
+          this.prescription.project[scope.$index].total = 1
+        }
       }
     },mounted(){
       this.getInitData()