英语词汇land 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	land casing
释义	land casing 简明释义下套管双语例句 1 A component installed near the bottom of the casing string on which the cement plugs land during the primary cementing operation. 安装在套管柱底部附近的一个部件，在初次注水泥作业期间水泥塞坐放于其上。
随便看	basic complex basic component basic components basic compounds basic computer basic computer programming language Basic Computer Relay Protection basic concept basic conception basic concepts basic concept test basic conceptual structure basic condition basic conditions basic cone basic configuration basic conflict basic console basic constant basic construction basic construction in grain department basic consumption basic content basic contention basic contour line

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