There are two kinds of the medium frequency quenching crack for the crankshaft, namely, cracks in both oil hole and neck surface.

The Application of FANUC CNC on Drilling Machine for the Crankshaft Oil Hole

FANUC数控系统在曲轴油孔钻削机床中的应用

The influence of the oil hole on small end of connecting rod has been analyzed with the finite element method on two projects: the small end of connecting rod with an oil hole and the small end of connecting rod with double oil holes.

采用有限元方法对两种不同方案的连杆小头油孔（单油孔方案和双油孔方案）进行了分析。

This paper analyses the adaptability of the structure of traditional oil throttle valve to water medium.

本文分析了油压节流阀阀口结构型式对水介质的适应性，并根据水介质的特性，研制了一种新型的水压节流阀。

A colorimetric study of the oil film light valve black and white image projecting system

油膜光阀黑白投影机中的色度学问题

Seal Reformation of Oil Gun Three-Way Valve in Transformation Furnace

转化炉油枪三通阀的密封改造

The spectrum distribution of the oil film light valve

油膜光阀的频谱分布

Research on Steady Flow Force of Jet Oil Hydraulic Spool Valve

直喷式柱型液压阀流体稳态力的研究

Research on Seal Technology for the Spindle Oil Valve of Light Hydrocarbon Storage

轻烃总库锭子油阀密封技术研究

Cargo loading manifold hoist cylinder oil relief valve

货油装卸系统分路阀箱起重机油缸油压安全阀

Failure Analyzed of Decent Oil Valve

催化油浆闸板阀失效原因分析

OCV is the oil control valve of VVT engine, which determines when the intake valve open and close. The main purpose of actuator is to change the camshaft phase.

OCV是可变气门正时发动机上控制发动机的进气门正时的机油控制阀，执行器是改变凸轮轴相位的控制器。

This impulsion tool uses a high speed on-off valve to control to-and-fro motion of the distributing oil valve core, which impels the cylinder rod to-and-fro motion to form impulsion.

此冲击器采用高速开关阀控制配油阀的阀芯往复运动，从而促使活塞杆往复运动形成冲击的工作方案。

Analysis on the Fracture of Oil Valve Opereating Rods of Santana Automobile

桑塔纳轿车油门操纵杆断裂分析

Experimental Investigation into Oil Film of Valve Pair in Axial Piston Pump

轴向柱塞泵配流副油膜的实验研究

The Adaptability of Several Oil Hydraulic Valve Structures in Water Hydraulics

几种油压阀的结构型式对水的适应性

The control strategies of the DC-motor-driven clutch, step motor-driven transmission and step motor-driven oil valve were studied.

对电机驱动离合器、变速器和油门的控制技术进行了研究。

The utility model is composed of a handle, a pull rod, a barrel body, a piston, a bottom plate, an oil inlet valve, an oil outlet valve, etc.

本实用新型由手柄、拉杆、筒体、活塞、底板、进油阀、出油阀、等部件所构成。

Analyzing the energy loss due to oil distributing valve, the equation to calculate the moving distance of distributing valve is derived so as to determine the moving distance of valve core.

分析了配油阀的能量损失情况，并以配油阀的能量损失最小为目标，推导出计算配油阀运动行程的方程，给出了阀芯运动行程的确定方法。

Daily Care and Maintenance of Gas-oil Valve

陕北石油秩序气液联动阀的维护与保养

Research of a transparent electrode of the oil film light valve

油膜光阀透明电极的研究