英语词汇relief cock怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	relief cock
释义	relief cock 简明释义安全旋塞；泄压旋塞，卸荷旋塞；溢流开关网络释义 1 [机]?减压旋塞减压旋塞短语 1 Air relief cock 放气旋塞 ; 放气塞 ; 放空气旋涡塞 2 ventilating relief cock 通风安全旋塞 3 cylinder relief cock 汽缸减压旋塞双语例句 1 We suggest the use of a model DET expansion tank, the Watts Governor 80 ball cock with integral thermal expansion relief valve, or a 530C calibrated pressure relief valve. 我们建议采用型号DET膨胀罐，美国瓦茨Governor 80球形旋塞带整体热膨胀安全阀，或一个530C刻度压力安全阀。
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