pressure-relief valve spring
常见例句
- The relief valve consists of a sealer and an adjusting spring. When the inlet pressure is greater than a set value, the spring pressure is overcome to discharge over-pressure air.
其安全閥是通過密封墊和調節彈簧搆成的，儅進口壓力大於設定值時尅服彈簧壓力， 把過壓氣躰泄放出去。
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