If the jacket water temperature rises rapidly above normal in a diesel engine, you should
A. place standby cooler in operation
B. reduce engine load
C. check thermostatic valve
D. clean sea water strainer
查看答案
The ability of lubricating oils to resist viscosity changes during temperature changes is
American Petroleum
B. Institute number viscosity index number
C. Seconds Saybolt Furol number
D. Seconds Saybolt Universal number
A magnetic strainer is used in the diesel engine reduction gear oil system to remove small
A. water
B. babbitt
C. iron or steel
D. acids
美联储的政策是由哪个机构制定的？________。
A. 联邦公开市场委员会
B. 执行理事会
C. 地区联邦储备银行
D. 理事会
E. 联邦货币政策委员会
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