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单词 cascade liquefier
释义 cascade liquefier
An apparatus for liquefying a gas of low critical temperature. Another gas, already below its critical temperature, is liquified and evaporated at a reduced pressure in order to cool the first gas to below its critical temperature. In practice a series of steps is often used, each step enabling the critical temperature of the next gas to be reached
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更新时间:2025/6/23 3:16:15