查询词典 valve

Hydraulic control valve is a main valve and the exterior of the needle valve and a combination of the pilot valve.

水力控制阀是由一只主阀及其外装之针形阀和先导阀等组合而成。

Chapter 4 non-return valve, check valve can be divided into its system, check valve design and valve types.

第4章为止回阀，主要分为止回阀及其系统、止回阀设计和止回阀类型等。

Non-return valve which belongs to this type of valve, which includes Swing Check Valve Check Valve and the take-off and landing.

其中止回阀就属于这种类型的阀门，它包括旋启式止回阀和升降式止回阀。

It is a trend that the proporational control valve subsititute for servo valve in most field of engineering applications. This paper introduces a digital control-amplifier for electro-hydrolic proporational direction throttle valve,which is aggregatied with the valve controlal system.Its core is the system of Intel 8098 microcontroler.

在广大的工程应用领域，以比例阀替代昂贵的伺服阀是一种趋势，本文提出了电液比例方向节流阀数字控制放大器，它以INTEL 8098单片机系统为硬件核心，控制放大器的硬件系统和软件系统，与阀控系统融为一体。

Through analysis on principle of safety valve and in combination with the function of safety valve in Hechuan Salt Mine,this paper elaborates the important role that safety valve plays in mining as well as the importance of daily maintenance for safety valve .

通过对安全阀的原理分析，结合合川盐矿安全阀起到的作用，说明了安全阀在矿山开采中的重要作用，并阐述了安全阀失效后的危害及安全阀的日常保养和维修的重要性。

For the self-sealing valve, in the valve closed, the gate of the sealing surface of valve seat sealing surface is just right, that is, the fully open position of valve.

对于自动密封闸阀，在阀关闭时，闸板的密封面恰好对正阀座密封面，即是闸阀的全开位置。

Years came sleeve valve, 70 years large-scale use at home and abroad, and 80 years the introduction of the sleeve valve petrochemical plant accounted for a larger proportion of that time, many people think that the sleeve valve can replace a single, two-seat valve , to become the second-generation product.

60年代问世的套筒阀，70年代在国内外大量使用，80年代引进的石化装置中套筒阀占的比率较大，那时，不少人认为，套筒阀可以取代单、双座阀，成为第二代产品。

The core (2) and a connecting tube (44), in an inner opening (11) of a thin-wall valve sleeve (6), and the valve jacket (5), on the outer periphery of the valve sleeve (6), are connected to the valve sleeve (6) in a fixed manner by pressing in/on.

所述芯(2)与一个连接管(44)通过压入固定地连接在一个薄壁的阀套筒(6)的一个孔(11)中，以及所述阀外壳(5)通过压制固定地连接在该阀套筒(6)的外圆周上。

This is because the sleeve valve is throttling the form of improved stability and maintenance of better than single-seat valve, but it's weight, aiming to halt and leakage targets with single-seat valve in line, how can it replace the single-seat valve it?

这是因为套筒阀只是改进了节流形式、稳定性和维护好于单座阀，但它重量、防堵和泄漏指标上与单、双座阀一致，它怎能取代单、双座阀呢？

Piston-type check valve: valve valve slide along the centerline of the valve body.

活塞式止回阀：阀瓣沿着阀体中心线滑动的阀门。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷