1) bushing TA
主变套管TA
2) main spindlequill
主轴套管
3) casing deformation
套管变形
1.
Elastic-plastic finite element analysis of casing deformation;
套管变形的弹塑性有限元分析
2.
A new method is proposed which is used to approximately calculate the in-situ stresses with the logging data of casing deformation and to inverse the stress field of reservoir.
利用套管变形资料估算测点地应力和反演储层应力场。
3.
Based on analyzing the problems including the casing deformation of injection wells,the reduction of inner diameters of casing after patching,the existing small-diameter separate injection pipes with lower resistance to pressure,the incapability of injecting water under high pressure stratification,K344-95 packer for water injection and its matching tools are designed.
针对注水井套管变形和套管补贴后内径缩小、现有小直径分注管柱耐压低、无法进行高压分层注水的问题,设计了胶筒膨胀比达1。
4) deformed case
变形套管
5) reducer socket
变径管套
6) drive shaft enclosure tube
主动轴套管
补充资料：主动脉瓣退行性变
主动脉瓣退行性变
retrograde affection of aortic valve
主动脉瓣叶呈黏液样改变，组织菲薄和半透明状，不能耐受主动脉内舒张期压力而产生关闭不全。常见于梅毒性主动脉炎、马方综合征、主动脉中层坏死、老年性退行性改变和其他原因引起的升主动脉瘤中。临床表现同主动脉瓣关闭不全。应行主动脉瓣替换术。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条