问题
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The amount of fluid delivered by a reciprocating pump can be regulated by _____.
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In a shell-and-tube type hydraulic fluid cooler, the amount of heat transferred from the h
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Friction developing between the moving parts of a governor, governor linkage and control v
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How can we judge whether a job is desirable or not? Most people consider the amount of pay
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deficit is the amount by which a sum of money falls short of the required or expected
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The distinguishing feature of a fluid in contras