查询词典 butterfly valve

But as technology development, has developed a hard sealed off valve, making the butterfly valve temperature and pressure of a greater increase.

但随着技术的发展，已研制出硬密封蝶阀，使得蝶阀的工作温度和压力有较大的提高。

The installation of suitable space for small parts of butterfly valve, ball valve.

安装空间小的部位宜采用蝶阀、球阀。

Traditional valve plate: for the most common kinds of butterfly valve inside the symmetry of the fluid control components.

传统阀板：用于最常见的各种各样的蝶阀里的对称的流体控制元件。

Butterfly valve:A quarter-turn valve which has a circular disk as its closing element.

蝶阀：一种直角回转阀，由一个圆形蝶板作为关闭单元。

Rotary control valves used in the main ball valve, butterfly valve REDUCING VALVES and so on.

应用于角行程控制的阀门主要有球阀、蝶阀等。

According to the disc of the installation in the valve body, butterfly valve can be divided into the following forms:① centrosymmetric board.

根据蝶板在阀体中的安装方式，蝶阀可以分成以下几种形式：①中心对称板。

Butterfly valve butterfly plate installed in the direction of pipe diameter.

蝶阀的选用指导蝶阀的蝶板安装于管道的直径方向。

Butterfly valve butterfly plate installed in the direction of pipe diameter.

蝶阀的蝶板装置于管讲的曲径圆背。

According to structure, butterfly valve can be divided into the following types:- Plate Butterfly - Swash Plate - Offset plate - Leveraged

根据结构形式，蝶阀可分成以下类型：——板式蝶阀——斜板式——偏置板式——杠杆式

Position upper and lower stem butterfly Butt-clamped rubber-lined butterfly valve spring seal body, providing a sealing surface pressure of making the two-paste together tightly.

上下两位置的阀杆蝶形弹簧密封机构，提供了一个压力使得两密封面紧紧地贴在一起。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。