举一反三
- Depending on the power sources, pumps used in hydraulic system are divided into engine driven pump, electrically driven pump and hand pump.
- From the daily service tank,the fuel is pumped to a heater by . A: the transfer pump B: the high pressure pump C: the low pressure fuel pump (or booster ump) D: the separato
- Hydropower systems build pressure either by containing the water behind a dam, or within a pipe that runs down a hill. The weight of the water behind the dam or in the pipe creates pressure at the bottom. More height creates more pressure, and more pressu
- 1 In the pressure system oil is supplied by an oil pump driven by the _______
- 这个步骤确保燃油泵工作正常。 A: This step makes sure that the fuel pump operates correctly. B: The following step establishes the correct functioning of the fuel pump. C: The following step exercises the correct functioning of the fuel pump. D: If you follow the step, you don't have to fear the incorrect functioning of the fuel pump.
内容
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The （） in the injector will lift at a pre-set pressure which ensures that the fuel will atomize once it enters the cylinder.
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The needle valve in the injector （） at a pre-set pressure which ensures that the fuel will atomize once it enters the cylinder.
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The distribution bending moment in the moment distribution method is equal to: A: Fixed end bending moment B: Distal bending moment C: The inverse of the unbalanced moment is multiplied by the distribution coefficient D: Multiplying the bending moment of the fixed end by the distribution coefficient
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________is simply a valve that measures the temperature of the coolant. A: Oil pump B: Pressure cap C: Thermostat
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In determining that the _________ of the navigational watch is adequate to ensure that a proper look-out can continuously be maintained, the master shall take into account all relevant factors.