The electrician should master the method of removing common electric failure and be able to use fire extinguishers to put out the electric fire disaster.
要掌握排除一般电气故障的方法，并能使用灭火器扑灭电气火灾。
The electrician should master the method of removing common electric failure and be able to use fire extinguishers to put out the electric fire disaster.
要掌握排除一般电气故障的方法，并能使用灭火器扑灭电气火灾。
应用推荐