英语词汇seal casing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	seal casing
释义	seal casing 简明释义密封壳体：指用于封闭或保护设备或机械的外壳，以防止外部物质进入或内部物质泄漏。网络释义 1 ?密封盖密封盖 abdichtungskappe; air tight lid; airtight cover; gland bonnet; joint cap; packing gland; seal casing; sealed cap; sealed cover; sealing cover; sealing gland 压封盖 squeeze cap . 短语 1 lead seal casing patch 铅封式套管修补器 2 lead seal casing patch tool 铅封式套管修补器 3 gas seal casing 气体密封套双语例句 1 PW, PWF mainly by the pump cover, pump casing, impeller, shaft seal, shaft, and bracket the composition of such components. PWF主要由泵盖、泵壳、叶轮、轴封、轴、和托架等零部件组成。 2 A device used on the outside of the casing of a well to seal off formations or to protect certain zones. 为封堵地层或保护某些层段在井内套管外面所用的装置。 3 The material used to permanently seal annular Spaces between casing and borehole walls. 用于永久封隔套管和井壁之间的环型空间的材料。
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