不要使用可能引起火花的测试设备。r
A.Always use test element that can cause sparks. B.Never use test equipment which can cause cracks C.Do not use test equipment that can cause sparks.正确答案C
不要使用可能引起火花的测试设备。r
A.Always use test element that can cause sparks. B.Never use test equipment which can cause cracks C.Do not use test equipment that can cause sparks.正确答案C
