The reliability of pump switch, high capability to resist fluctuation and stability of control system are proved by experiment.

模拟实验表明，机泵切换、控制系统性能可靠，抗水位波动性强。

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A regulator of the air pump switch was developed in order to realize the automation of regulating pressure of the air pump switch.

为了实现气泵开关的自动调压，研制了气泵开关调压机。

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Crucially, though, the demon need pump no energy into the rotor, only information about the position of the rotor, which it USES to switch the field.

至关重要的是妖魔并没有把能量提供给转子，只是用了转子自己位置的信息，它被用来切换电场。

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Pump the subway station full of molecules that switch off the receptors that pick up nasty odors, and you can, in effect, neutralize an assault on your nose.

FORBES: Magazine Article