查询词典 valve casing

This could be prevented by the addition of valve gear to cut off the steam admission on the non-working side of the casing, and probably this is what Napier intended.

这可以防止通过增加阀齿轮切断汽对非工作方面的套管，大概这是什么纳皮尔打算。

Our company produce all kinds of high, medium and pressure series valve, valve, check valve, valve plate, high pressure oil wellhead equipment, slurry pipe sinks, cutting Meeting Series snubbing pipe, casing head and drilling accessories such as petroleum, chemical industry equipment.

公司主要生产经营各类高、中、压系列闸阀、截止阀、止回阀、平板阀门、高压采油井口装置，泥浆管汇、节流压井管汇系列、套管头及钻采配件等石油、化工行业专用设备。

Open the production valve and the casing valve, and then displace the tubing with 9m3 prepad.

开生产闸门和套管闸门替9立方米前置液。

Now connect the flowback line from a casing valve to the storage pit or storage tank.

现在从套管闸门接出一根放喷管线到储液池或储液罐。

Close the casing valve and inject 4m3 of treating fluid.

关套管闸门挤4立方米处理液。

Silver brazing the valve casing of the internal diameter of mechanical tolerances and suvce smoothness requirementsWafer Rubber Seated Butterfly Valves are very precise in order to ensure adequate adhesion.

银钎焊的阀门套管的内部直径的机械公差和表面光滑度要求非常精确，以确保有足够的附着力。

Remedy: Clean or exchange valve casing.

1方法：清洁或者更换电子管防护罩

Applied to adjust the casing pressure for ESP wells, it automatically discharges through the bleeding valve, the casing gas into oil/gas manifold, for the purpose of controlling the reasonable submergence depth of ESP intake, and preventing the shut-down of ESP due to gas lock or under-load. This not only ensures the normal pump operation but also enhances the pump efficiency and production rate.

常用于电潜泵套管压力调节，套管气通过放气阀排入输油管汇，以控制合理的电泵吸入口沉没度，防止潜油电泵发生因气锁现象的发生导致的欠载停泵，保证电泵的正常运行，提高泵效及产量。

Remedy: Clean valve casing.

1方法：清洁电子管防护罩

The paper describes the reason why the 1000MW ultra supercritical steam turbine with HP single bypass valve using HP casing start-up was not applied with HP exhaust non-return valve and introduces the methods to prevent over-speed for load rejection,HP casing overtemperature and water admission.

论述了采用高压缸启动方式的带高压一级旁路的1000MW超超临界汽轮机不设高排逆止门的依据及其防止汽轮机甩负荷超速、高缸超温与进水的方法：一是在高压导汽管上加装通风阀，二是在冷再管上加装通往凝汽器的排汽管，三是在冷再管的低位加装能显示水位、自动报警及自动疏水的疏水罐。

It is also known as one of the most poisonous naturally occurring substances.

它也被称为一个最自然发生的有毒物质。

The greatest stress is found at the location on the cross section where V is the largest.

最大应力出现在横截面上V为最大的地方。