bullet valve

基本解释

A bullet-nose connection consists of a valve outlet, a nut, and a nipple.
一个弹头接头由一个阀门排气口、一个螺母和一个管接口组成。
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A tapered, often bullet-nosed device fitted with a check valve and typically found at the bottom of a casing string.
一种装配有节流阀的锥型的，通常是圆头引导型的装置，典型地位于套管柱的最下端。
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Gasketed connections do not mechanically bond the valve and connection with the same force as bullet-nose connections.
衬垫接头把阀门和接头机械地连接在一起的力比弹头接头的力小。
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