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单词
relief valve
释义
WordReference Random House Unabridged Dictionary of American English © 2024
relief
′
valve′,
Hydraulics, Mechanical Engineering
a device that, when actuated by static pressure above a predetermined level, opens in proportion to the excess above this level and reduces the pressure to it. Cf.
safety valve
(def. 1).
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更新时间:2025/11/20 15:04:03