1.
Review on the rate of pressure dissipation from over-pressured compartments
超压封存箱内压力释放速率研究进展
2.
packer setting control line
封隔器坐封液压控制管
3.
hookwall compression-set packer
井壁式压缩座封封隔器
4.
joint gasket- or packing- type, of laminated metal foil
层压金属箔密封或填密封式接合衬垫
5.
retrievable hydraulic-set casing Packer
可收回的液压坐封套管封隔器
6.
Waterproof and Shutoff for Closing of Pressured Dewatering Well Located in Foundation Pit
基坑内承压降水井封井的防水与封堵
7.
mechanical seal with low back pressure
背面低压式机械密封
8.
oil pressure test for tightness
油密试验油压密封试验
9.
wireline pressure setting assembly
电缆工具压力坐封装置
10.
The cover of a book was impressed with patterns
书的封面压印上图案。
11.
water pressure test for strength and tightness
水压强度和密封性试验
12.
semihermetically sealed condensing unit
半封闭式压缩冷凝机组
13.
pressure balanced bearing seal
压力平衡式轴承密封
14.
pressurized stopping
封闭灾区加压隔火墙
15.
hermetically-sealed frerigerating compressor unit
密封式制冷压缩机组
16.
overshot tubing seal divider
打捞筒油管密封分压器
17.
hydrodynamic mechanical seal
流体动压式机械密封
18.
hydrostatic mechanical seal
流体静压式机械密封