單項選擇題When order spare part, you can directly fall back on ()

A.the manager
B.your agent
C.the PSCO
D.the master


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1.單項選擇題The() should be shut once upon FWE.

A.fuel oil
B.cooling water
C.air compressor
D.auxiliary blower

2.單項選擇題The ()should be kept running for about half an hour after FWE.

A.crankcase lubricating oil pump
B.fuel oil pump
C.air compressor
D.auxiliary blower

3.單項選擇題The () should be gradually reduced after FWE.

A.fuel oil
B.cooling water
C.starting air
D.auxiliary blower