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【单选题】

In general, the oil mist defectors include a base plate with air blast pumpThe function of air blast pump is to （）crankcase.

A、supply clean air to the measuring compartment of the units for more accuracy

B、generaate the pressure required for the extraction of the oil mist from the

C、generate the pressure required for the extraction of the oil mist from the crankcase

D、supply clean air to the measuring track of the units for more accuracy

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第1题
[单选题] In a general oil cooler circulated by sea water, the oil is at a higher pressure, the result being that any leak in the cooler will mean a loss of （）.

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第2题
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第3题
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第4题
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第5题
[单选题] In general, the oil mist detectors include a built-in heating unit and a compact plug for electrical connectionThe function of heating unit is to （）

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第6题
[单选题] An oil in water monitor is required in order to measure （）.

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第7题
[单选题] An oil in water monitor is required in order to measure （）

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第8题
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第9题
[单选题] In cleaning up an oil spill, the use of chemical agents would （）.

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第10题
[单选题] Sludge may be formed in the oil in the crankcase of a reciprocating air conditioning compressor as a result of （）

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