1.
long-stroke hydraulic snubbing unit
长行程液压不压井起下作业装置
2.
short stroke snubbing unit
短行程不压井起下作业装置
3.
Application of the blowout control snubbing tool in Changqing Oilfield
不压井防喷带压作业装置在长庆油田的应用
4.
Development of the YJSY-GD-1 pressure test device applied in workover operations
修井作业用YJSY-GD-1型试压装置的研制
5.
Design of Annular Rubber Seal for the Oil-Water Well Device Under Pressure Operation
油水井带压作业装置中环形密封胶芯的设计
6.
one trip perforating gravel pack system
射孔与砾石充填一次起下作业装置
7.
Research on Docking Device for Hydraulic Pipeline of ROV and Underwater Operating Machinery
ROV与水下作业机具液压管路对接装置的研究
8.
A Low-voltage Alarm Device for Service Interruption of Power Supply Substation Underground Coal Mine
一种煤矿井下变电所低压停电报警装置
9.
Coal Mine Low-voltage Power Supply Overcurrent Protection Device Performance Analysis
煤矿井下低压供电过流保护装置性能分析
10.
Application of Automatic Pipe Handling System in Offshore Drilling Operation
自动化管子处理装置在海洋钻井作业中的应用
11.
diving apparatus for underwater work; has an open bottom and is supplied with compressed air.
水下作业用的潜水装置；有一个敞开的底并用压缩空气维持供应。
12.
work - over equipment for oil and gas wells
油气井井下作业设备
13.
hydraulic roll screwdown
液压式轧辊压下装置
14.
Perhaps there will be a short trip to test the possibility of a blowout-in case the will is acting up.
当井的情况不好时，也许要进行为时较短的起下钻作业来试验井喷的可能性。
15.
A Discussion on the Current Application Situation of Snubbing Operation Technology in China
国内不压井(带压)作业技术应用现状探讨
16.
DEVELOPMENT OF POwER-SAVING TYPE CONTACTLESS STARTING CONTROL DEVICE FOR UNDERGROUND ELECTRIC-POWERED LHD
井下电动铲运机无触点节电型起动控制装置的设计研究
17.
Diesel oil drilling equipment down automatically transform
钻井柴油机油压低自动停车装置改造
18.
The root cause of accidents on punch press device is due to the equipments defect,safety deviceunreliability and unsuitable arrangement of operation area.
冲压设备事故的根本原因在于设备缺陷、安全装置不可靠以及作业场地布置不合理。