wireline packer setting
电缆操作封隔器坐封
multistring hydraulic-set packer
多管水力坐封封隔器
packer setting control line
封隔器坐封液压控制管
hydro-set permanent packer
永久式水力坐封封隔器
wireline pressure setting assembly
电缆工具压力坐封装置
retrievable hydraulic-set casing Packer
可收回的液压坐封套管封隔器
pressurizing window
密封封口(电缆), 气密口
closed electrical operating area
封闭的电气操作区域
hookwall compression-set packer
井壁式压缩座封封隔器
straddle packer
跨式双封隔器中的一个封隔器
Design of straight separate switch in close assemble electric appliances;
封闭组合电器中直线隔离开关的设计
Galvanic Corrosion Research of Production Tubing, Production Casing and Packer Materials in Packer Fluid;
油套管及封隔器用钢在封隔液环境下的电偶腐蚀行为研究
Software Developed for Simulating Working Behavior of Packer System
封隔器系统工作行为仿真软件的开发
EX(d).ARMORED-CABLE PACKING GLAND
防爆铠装电缆密封接头
WATER-PROOF ARMORED-CABLE PACKING GLAND
防水铠装电缆密封接头
Approach on Explosion Protected Cable Sealing Joint for Flameproof Motor
隔爆型电动机接线盒防爆电缆密封接头引入装置问题探讨
sealing compound
电缆膏； 封口膏， 密封剂， 油灰， 腻子； 电瓶封口填料； 密封接合物
single string retrievable packer
单管可收回式封隔器