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1·The needle valve lift is the important parameter.

针阀升程是柴油机燃油系统的重要参数。

2·The level of valve lift check valve should be installed in horizontal pipelines.

升降式水平瓣止回阀应安装在水平管道上。

3·Lift check valve with a spring load can withstand light valve flap, flap valve lift is not high.

升降式止回阀使用一个可承受弹簧载荷的轻量阀瓣，阀瓣的升程不高。

4·Double shaft servo feed system by PLC to control accurately and automatically feed of cylinder head and valve lift.

PLC控制双轴伺服进给系统，精确自动控制缸盖进给和气门升程。

5·Input signal of controller is solenoid valve lift. Control parameters are valve opening timing and valve open duration.

控制器的输入信号为电磁阀升程，控制量是气门开启定时和开启持续时间。

6·The pressure drop on the Glitsch valve tray is analyzed. The models of pressure drop are derived dealing with the valve lift.

本文对V - 4型浮阀塔板压降进行了全面的分析，发现升程也是影响塔板压降的一个重要因素。

7·The formula of wax and PTC heating plates at different Curie points are the main factors influencing the enriching valve lift.

其中石蜡的配方、不同居里点的PTC加热片是影响加浓阀升程规律的主要因素。

8·It is found that the Angle between tumble axis and horizontal plane increases with valve lift. The tumble is not a pure tumble, but is a inclined swirl.

用热线风速仪研究了缸内滚流的形成过程，发现滚流轴线与水平面的夹角随气门升程的增大而增大。

9·Fully variable valve train may realize continuously variable valve timing and valve lift, and so it represents development trend of variable valve technology.

全可变气门机构能实现发动机配气定时和气门升程的连续可变，是可变气门技术的发展趋势。

10·According to this problem, casing oil stolen prevention sealing valve was developed, matching with down-hole oil-gas separator and gas lift valve lift technology.

针对这一难题，研制了套管防盗油密封阀，并配套应用了井下油气分离器与气举阀助流举升工艺技术。