Either a low injection pressure or a leakage of piston rings is able to lead （）.

A、A.a high exhaust temperature

B、B.a high smoky exhaust

C、C.a high output

D、D.a high compression

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更多“Either a low injection pressure or a leakage of piston rings is able to lead （）.”相关的问题

第1题

[单选题] Low compression results from （）.

A、a worn cylinder B、broken piston rings C、either A or B D、none of the above

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第2题

[单选题] （） can be found on most medium to large merchant vessels even if the main engine is either a steam turbine or 2-stroke crosshead engine.

A、The medium speed 4-stroke trunk piston engine B、The low speed 2-stroke crosshead engine C、The medium speed 2-stroke crosshead engine D、The low speed 4-stroke trunk piston engine

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第3题

[单选题] Some large A-Cmotors are equipped with heatersThese could be （） (1)resistance heaters bolted directly to the frame (2)low voltage windings embedded in the motor windings

A、(1) only B、(2) only C、either (1) or (2) D、neither (1) or (2)

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第4题

[单选题] （）moving rather quickly east expected 150 miles south of Cape Farewell 972 by 160000 GMT.

A、Developed low B、Developing low C、Being developed low D、Low to be developed

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第5题

[单选题] Two well-developed high pressure areas may be separated by a（）.

A、Hill of low pressure B、Trough of low pressure C、Valley of low pressure D、Ridge of low pressure

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第6题

[单选题] The loss of the diesel engine cylinder air charge through leaky valves, piston rings, worn or scored liners, would be indicated by which of the following sets of conditions?（）

A、Low compression pressure and high exhaust temperature B、Low firing pressure and high exhaust temperature C、Low compression pressure and low exhaust temperature D、Low firing pressure and low exhaust temperature