检查火花塞时,可对其电极间间隙、电极磨损、积炭、绝缘体损坏等状态进行直观检查。
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检测火花塞发火性能时,一要注意观察是否所有火花塞都能正常发火,二要注意观察火花的能量特征、持续时间及连续性。
A. 对
B. 错
Which of the following is not listed in an informal job ad?
A. Job type.
B. Wage
C. Hours
D. Company history
I have read the ad your website
A. in
B. on
C. from
D. between
I believe I can get along with my future colleagues.
A. perfect
B. well
C. good
D. right