使用设备的电路图，电气图，安全和使用手册等资料，进行设备的故障检查，维修和改造。

Uses machine prints, sketches, schematics, diagrams, safety codes, manuals, and manufacturer's handbooks for troubleshooting, building, repairing, etc.

youdao

使用设备的电路图，电气图，安全和使用手册等资料，进行设备的故障检查，维修和改造。

Uses machine prints, sketches, schematics, diagrams, safety codes, manuals, and manufacturer's handbooks for troubleshooting, building, repairing, etc.

youdao