If the jacket water temperature rises rapidly above normal in a diesel engine, you should first
A.place standby cooler in operation
B.reduce engine load
C.check thermostatic valve
D.clean sea water strainer
第1题:
A. can
B. could
C. might
D. should
第2题:
______ it rain tomorrow moring, the loading ______.
A.Should / will be postponed
B.If / shall be postponed
C.Should / would be postponed
D.If / has to be postponed
第3题:
After a cold front passes,the barometric pressure______.
A.drops,and the temperature drops
B.drops , and the temperature rises
C.rises,and the temperature drops
D.rises,and the temperature rises
第4题:
A:I have got a pain in my chest. B:You ( )see the doctor.
A. have
B. need
C. should
第5题:
After a cold front passes the barometric pressure usually ______.
A.fluctuates
B.remains the same
C.remains the same, with clouds forming rapidly
D.rises, often quite rapidly, with clearing skies
第6题: