柴油机喷油器故障是柴油机启动时无法转动的原因之一。
A. 正确
B. 错误
从医院病房搬运遗体时,要先确认遗体所在病床的具体位置。
A. 正确
B. 错误
对一距离进行往、返丈量,其值分别为72.365m和72.353m,则其相对误差为()。
A. 1/6030
B. 1/6029
C. 1/6028
D. 1/6027
The pressure differential across a diesel engine lube oil system duplex filter should be checked to ()
A. determine the need for filter cleaning
B. measure any change in oil viscosity
C. prevent damage to the filter
D. determine the need for batch filtratio