在高压环境下工作时，应遵守安全注意事项。
A.Obey the safety precautions when you do work with high voltages. B.When working with high resistances, you should follow the safety precautions. C.The safety precautions are optional in an environment with high voltages.正确答案A
在高压环境下工作时，应遵守安全注意事项。
A.Obey the safety precautions when you do work with high voltages. B.When working with high resistances, you should follow the safety precautions. C.The safety precautions are optional in an environment with high voltages.正确答案A
