也可以采用40Cr材质(价格低廉)地质套管：套管(casing pipe)： 套在另一部件上的管子断面为环形，用于保护其他设备的各种材质的圆管，多为铁，钢质。
基于335个网页-相关网页
... 螺纹连接管道screwed pipe； thread pipe 套管、保护管casing pipe； casing protected pipe 管道附件pipe auxiliaries ...
基于46个网页-相关网页
... busbar/bus 母线 bushing/cannula/sleeve/thimble's materials/casing pipe/casing 套管材质 bushing/sleeve 高压套管 ...
基于33个网页-相关网页
tracheal casing pipe 气管套管
geologic casing pipe 地质套管
Casing Pipe and Tube 石油套管及管道
casing pipe for air [建] 吹风套管
surface casing pipe 表层套管
Flooding pressure decides the quantity of injected water and the effect of water injection. Too high flooding pressure is easy to damage the casing pipe; too low flooding pressure can not make the reservoir energy get effective complement.
注水压力决定了注水量及注水开发的效果,过高的注水压力容易导致套管损坏,注水压力太低又不能使地层能量得到有效补充。
参考来源 - 葡北二断块套损区合理注水压力研究Today,the internal heat ceramic pot is spreading,Which has the great significance to exploiting and studying of the low-cost,high-quality,large-sized,long-life inside heater protection casing pipe.
在内热式陶瓷锅日益推广的今天,对低成本、高性能、大尺寸、长寿命的内加热器保护套管的开发研究具有重要的意义。
参考来源 - 提高Fe·2,447,543篇论文数据，部分数据来源于NoteExpress
Set in a casing pipe cutting, equipment, light and practical.
集套管切管于一身，装备轻便实用。
This paper introduces a new wall protection method for drilling loose strata casing pipe wall protection.
本文介绍一种新的钻探松散地层护壁方法——套管护壁“三板斧”。
This is a reversal thinking operation concept against the pipe drilling method of casing pipe wall protection described in conventional books.
本方法与书本上所述的套管护壁跟管钻进方法有反向思维操作概念。
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