1.
bradenhead squeeze pressure
关闭井口套管闸门形成的挤压压力
2.
Calculation of Lifting Force and Surge during Closure of Cate in Surge Chamber
调压室闸门关闭时的吊力与涌浪计算
3.
Changing valve through fishable pipe bridge plug without killing well
利用可捞式油管桥塞不压井更换井口闸门技术
4.
Numerical Simulation on the Unidirectional Extruding Capacity of Downhole Casing
井下套管单向挤压承载能力数值模拟
5.
Investigation of Using Stand Pipe Pressure Method to Reduce Wellhead Pressure
关于立管压力法降低井口压力问题的探讨
6.
Technological Analysis and Cold Extrusion of Two-exit Components with Ring Shape
两出口环形件的冷挤压成形工艺研究
7.
Fast-opening blind is applied in the circular hatch of pressure pipeline and pressure vessel, which can be opened and closed fast.
快开盲板是用于压力管道或压力容器的圆形开口上并能实现快速开启和关闭的一种机械装置。
8.
Thermo-Mechanical Coupled Simulation for 6063 Aluminium Alloy Tube Extrusion;
6063铝管挤压成形过程的热力耦合数值模拟
9.
Finite element simulation research of vibrationbushings forging based on the thermal-mechanical coupling
基于热力耦合的减振轴套挤压成形有限元模拟研究
10.
DEVELOPMENT OF THE OUTSIDE DIAMETER OF 244.5MM MEASURABLE PRESSURE BELOW VALVE ANNULUS SAFE VALVE
可测量阀底压力的Φ244.5mm井下套管封井器研制
11.
Simulation of Half-closed Extrusion Process for Steering Knuckle
转向节的一种半封闭式挤压成形工艺模拟研究
12.
The Numerical Research on Control Characteristics of Closing Valve in Pressure Pipeline
有压管路中阀门关闭特性的数值研究
13.
Study on frictional effect between extrusion container and billet in forward extrusion forming
挤压筒摩擦对正挤压成形影响的研究
14.
Wedge-shaped Extrusion Resistance Analysis of Flat-pipe Belt Conveyor
扁管带式输送机的楔形挤压阻力分析
15.
automatically shutting pressure of needle valve
针形阀自动关闭压力
16.
The 10m head of water in the shafts is rising.
闸门井里正在形成10米高的水位差。
17.
Controlled closing of the valve, opens the mainline check valve, gradually increasing line pressure.
阀门受到控制的关闭操作，开启主管线止回阀，逐渐增加管线压力。
18.
extrusion stress
(塑性变形的)挤压应力