问题
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The compressor in an air-cooled condensing refrigeration system is short cycling on the hi
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Temperature control valves installed in the jacket cooling water system of a diesel engine
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Which of the following problems can cause fluctuating pressures in the closed cooling syst
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What is a function of the wearing rings used in most centrifugal pumps?A.Absorb erosion of
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If the jacket water temperature in an auxiliary diesel engine cooling system is lower than
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The usual symptoms of cavitation in a centrifugal pump is _____.A.noise and vibrationB.an
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