port block是什么意思

网络释义

用法例句

automatically shutting pressure of needle valve

针形阀自动关闭压力

bradenhead squeeze pressure

关闭井口套管闸门形成的挤压压力

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

Closed system pressure buildup precautions installed.

关闭已安装的系统压力累计预防装置。

Close shutoff valves and open test cocks No. 2, 3 and 4 to relieve pressure from the body of the valve.

关闭关闭阀，并开启测试旋塞2号、3号和4号，释放阀体内压力。

closed centre hydraulic system with pressure compensation

压力补偿闭心液压系统

Shut off flow and relieve pressure before replacing the seat insert.

在更换阀座镶嵌件之前，关闭流体，减轻压力。

Knife Gate valves should preferably not be opened or closed against pressure.

刀闸阀不适合顶着压力进行开启或关闭。

series straight-side single-point press

系列闭式单点压力机

straight side high speed precision press

闭式高速精密压力机

closed center hydraulic power steering system

闭心式液压助力转向系

After shutoff valves are closed, open test cock#2,#3 and#4 to relieve pressure within the backflow assembly.

在关闭了关闭阀后，开启测试旋塞2号，3号和4号，释放回流阀总成的压力。

Release the paint line pressure and switch off the power before doing maintenance with the sprayer or changing accessories.

在保养喷漆枪或者更换配件之前，松开喷枪压力阀并且关闭电源。

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。

Quick closing valves, water hammer or supply pressure fluctuations can cause intermittent discharge.

迅速关闭阀门，水锤或供应压力波动可能导致间歇性排放。

The compression forces equally distributed around the perimeter provide a tight bi-directional shut off.

压缩力沿着周长均匀作用，使得阀门能够实现双向紧密关闭。

Close the regulator. After relieving all the gas pressure, turn the adjusting knob counter clockwise as far as it will go.

关闭调整器。在释放了所有的气体压力之后，逆时针旋死控制钮。

Turn off the power to the water heater.

关闭水源，打开附近的热水水龙头，以降低热水器内胆压力。