... main pipe总管、干管 make-up water pump补给水泵 manual control手动控制 ...
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短语
蒸发器补给水泵
make-up evaporator feed pump
补给水泵定压
pressurization by make-up water pump
封补给水泵浦
Sealing & Patching Water Pump
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make-up pump
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make-up water pump
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