... casing float plug 套管浮塞 casing float shoe 套管浮鞋 casing float valve 套管浮阀 ...
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The configuration and principle of anti rotary plug and necessary float collars and their applications in intermediate casing cementing are introduced.
介绍了防转胶塞及配套浮箍的结构、原理和在技术套管固井中的应用情况。
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