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【单选题】

Supply the ()before starting an air compressor.

A、fuel oil

B、cooling water

C、steam

D、power

更多“Supply the ()before starting an air compressor.”相关的问题
第1题

A、centrifugal separators; the engine cylinder  B、oily water separators; the engine cylinder  C、oily water separators; the fuel supply system  D、centrifuges; the fuel supply system  

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第2题

A、De-energize the applicable switchboard bus  B、Bypass the interlocks  C、Secure and tag the supply circuit breaker in the open position  D、Station a man at the circuit supply switch  

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第3题

A、open the indicator cocks  B、supply some LO to cylinder liner wall with lubricator  C、put the fuel handle in the "stop" position  D、pump up the air bottle  

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第4题

A、lag behind the increased fuel supplied to the engine  B、enter the engine along with the increase in the fuel  C、enter the engine before the increased fuel supply  D、leave the turbocharger as a negative pulse  

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第5题

A、both generate alternating voltages  B、both rectify the voltage before delivery  C、are constructed at the same physical size for the same kilowatt rating  D、both supply three-phase power  

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第6题

A、the supply of normal air and removal of compressed air  B、the supply of fuel oil and combustion of the atomized oil  C、the supply of fresh air and removal of exhaust gases  D、the supply of fresh air and removal of the extra heat  

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第7题

A、open the indicator cocks  B、supply some CYL Oil to cylinder liner wall with lubricator (only for two stoke diesel engine)  C、put the fuel handle in the “stop” position  D、pump up the air bottle  

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第8题

A、A.the vessel will anchor at eastern anchorage and take supply at the western anchorage  B、B.the vessel will anchor at western anchorage and take supply at the eastern anchorage  C、C.the vessel will anchor at eastern anchorage and take supply there  D、D.the vessel will anchor at western anchorage and take supply there  

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第9题

A、A.Wear rubber gloves and boots  B、B.Use only approved non-conducting tools  C、C.Ground the case of the machine before beginning any repairs  D、D.Open the supply circuits and tag the switches  

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