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				@@ -146,7 +146,7 @@ 
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				             placeholder="请选择设备类型" 
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				             clearable 
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				             size="small" 
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				-            :disabled="updateAble" 
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				+            :disabled="updateAble||deviceTypeAble" 
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				           > 
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				             <el-option label="小票打印机" value="1" v-if="comDeviceType(1)"></el-option> 
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				             <el-option label="POS" value="2" v-if="comDeviceType(2)"></el-option> 
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				@@ -325,6 +325,7 @@ export default { 
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				         ], 
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				       }, 
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				       updateAble:false, 
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				+      deviceTypeAble:false 
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				     }; 
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				   }, 
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				   created() { 
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				@@ -503,8 +504,11 @@ export default { 
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				     comDeviceType(val){ 
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				       // 每个油站只能有一种设备,以第一次添加的设备为准 
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				       if(this.equipmentList.length == 0){ 
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				+        this.deviceTypeAble = false; 
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				         return true 
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				       } 
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				+      this.dialogForm.deviceType = this.equipmentList[0].deviceType 
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				+      this.deviceTypeAble = true; 
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				       return this.equipmentList[0].deviceType == val 
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				     } 
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				     /** 导出按钮操作 */ 
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