1.
casing oil saver
套管顶部临时出油装置
2.
Hydraulic pump is the power unit of the hydraulic puller (hydraulic press, hydraulic pipe bender, hydraulic jack).
油压泵是油压拉出器（油压机、油压弯管机、油压千斤顶）的动力装置。
3.
Hydraulic pump is the power unit of the hydraulic puller(hudraulis press, hydraulic pipe bender, hydraulic jack).
油压泵是油压拉出器(油压机,油压弯管机,油压千斤顶)的动力装置.
4.
casing-actuated intermitter
套管控制的间歇抽油装置；套管控制的间歇出油井
5.
probe-and-drogue installation
(空中加油用) 探管与锥套装置
6.
Loosen the lock collar by turning it counterclockwise until it seats against the top of the memory stop.
逆时针旋转锁轴套将其松开直到其接触到记忆止动装置的顶部位置。
7.
Research and application of the temporary top-supporting device depending on the wall
壁支撑式临时护顶装置的研制与应用
8.
A kind of lid is fixed to the top of the pipe, and the oil is allowed to flow out gently through taps.
把一种塞子装在管子的顶部，石油就会通过龙头缓缓流出。
9.
top filling of tank car
铁路油槽车顶部装油
10.
Something, such as a light fixture, that is located above head height.
顶部装置安装在头顶的固定装置，如电灯装置
11.
single train LPG plant
单套液化石油气装置
12.
THE STRESS ANALYSIS OF OIL- GAS PIPELINE ON TOP OF THE COKE TOWER IN LARGE-SCALE COKING UNIT
大型焦化装置焦炭塔顶油气管道的受力分析
13.
Research on Mechanical Properties and Structure Design of Petroleum Tube and Casing Hydrostatic Test Unit
油套管水压试验装置结构设计及力学性能研究
14.
The Application of Fully-mechanized Roadheader Equipped Temporary Roof Supporting Device in Coal Mine
综掘机载式临时护顶装置在煤矿的应用
15.
The Temporary Support Set in Fully-mechanized Excavation Draft
综掘巷道机械化临时护顶装置的研究与应用
16.
oil well special-purpose materials, including oil pipes, casings, well head assemblies and underwater appliances;
油井专用材料，包括油管、套管和井口装置、水下器具；
17.
"This allows interchangeability of gear operators, actuators, and adapter bushings from valve mounting flange to extension stem top flange."
因此,蜗轮操作装置、驱动装置和衬套接头可以从阀门安装法兰上替换到阀杆延长件顶部法兰上。
18.
The mainframe includes the body of machine, main cylinder and press edge fitting, and cylinder of pack out and filling liquid equipment etc.
主机部分包括机身、主缸、压边装置、顶出缸及充液装置等组成。