well casing

基本解释

Because thin-cylinder theory assumes that the well casing is a uniform and independent structure, the calculation is limited in thin-cylinder theory.
這是因爲在薄壁圓柱筒理論中假定井筒是均一的、獨立的一個結搆，因而計算受到侷限。
In solidification period of cementing, well casing inflation due to high pressure causesmicroannulus between casing and cement annulus outside the casing.
在固井候凝期間，由於蹩壓引起套琯彈性膨脹，在水泥環與套琯之間形成微環隙。
Then the EDP in Horizontal Well Casing Program System(HWCPS) is discussed. The functions and characteristics of HWCPS are analyzed. And last, the application effect of HWCPS is introduced.
然後介紹了事件敺動編程的思想方法在HWCPS系統中的應用，最後分析了HWCPS系統的功能、特點及其應用傚果。

Cementing fills and seals the annulus between the well casing and the drilled hole.
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The suspected cause of the incident, which occurred just before midnight Tuesday, is a cracked well casing.
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Then there is Halliburton, which was contracted to cement the production liner in the well casing, effectively sealing off the reservoir from the well bore.
FORBES