Most high pressure areas are accompanied by（）.

A、precipitation

B、clear，cool weather

C、humid，sticky weather

D、cool fogs

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更多“Most high pressure areas are accompanied by（）.”相关的问题

第1题

[单选题] The direction of the surface wind is（）.

A、directly from high pressure toward low pressure B、directly from low pressure toward high pressure C、from high pressure toward low pressure deflected by the earth's rotation D、from low pressure toward high pressure deflected by the earth's rotation

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第2题

[单选题] Early injection timing is indicated by （）.

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

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第3题

[单选题] The three conditions which cause engine shutdown are overspeed，low lube oil pressure，and（）.

A、High lube oil pressure B、High jacket water pressure C、High jacket water temperature D、Low jacket water pressure

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第4题

[单选题] Refrigerant enters the condenser as a （）.

A、high pressure liquid B、low pressure vapor C、high pressure vapor D、low pressure liquid

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第5题

[单选题] （）uses one or two high pressure pumps for all the cylinders with one more standby, while（）have a separate high-pressure pump for each cylinder.

A、A common rail engine；conventional engines B、A conventional engine；common rail engines C、A marine diesel engine；most other engines D、A two-stroke engine；four-stroke engines

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第6题

[单选题] The most important factor that causes the wear of the engine parts is （）.

A、excessive heat B、friction C、oxidation D、high pressure

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第7题

[单选题] An indication of a diesel engine air intake being partially clogged, is （）.

A、low firing pressure and low exhaust temperatures B、low firing pressure and normal exhaust temperatures C、high firing pressure and low exhaust temperatures D、high firing pressure and high exhaust temperatures