Said rotary control disk rotates around the central axle on upper valve body to exchange position with conic valve core, so allowing medium to flow.
上阀体上装有中轴，旋转控制盘绕中轴转动与上下滑动锥形阀芯换位，实现介质流量、流向控制。
At this point the upper stem has lost contact with the diaphragms. The valve should be opened to this point but not back seated.
在此时，上阀杆已经失去了同横膈膜的接触。阀门应该开启到这一点，但不能反向固定。
The upper chamber on each side is called the atrium. This is connected via a sealing valve to the larger, more powerful lower chamber, or ventricle.
两侧的上腔室被称为心房，并通过一个密封瓣膜连接到更大更有力的下腔室（或称为心室）。
The upper set of wrench flats belong to the packing nut, which is threaded into the valve body.
扳手面上面的那个属于衬垫螺母，它是通过螺纹旋进阀体的。
Open and close valve is equipped for front-end memory type alloy detector and upper shifting fork.
并设前端装记忆合金检测器与上拨叉配合的开闭阀。
To replace the relief valve disc, hold the upper guide fin and unscrew the diaphragm pressure plate.
要更换安全阀阀瓣，握住上部引导翼，旋下隔膜压力板上的螺丝。
The control system feeds back the signals sent by the upper material level meter and the lower material level meter to the electric flashboard valve.
控制系统将上料位仪和下料位仪传来的信号反应到电动闸板阀。
A step on the stem has now been back-seated against the upper portion of the valve body.
阀杆上的台阶现在已经坐落在阀体的上面部分上。
The utility model can prevent the discharge-orifice steel columns of the upper draining valve cover from cracking, increase the service life of oil-well pumps, and lower oil-production cost.
本实用新型可防止抽油泵在采油过程中上排出阀罩出油孔筋柱裂断，提高抽油泵的使用寿命，降低采油成本。
Flexible disc springs automatically provide leak tightness by exerting pressure, which keeps the upper and lower valve sealing rings compressed at all times.
柔性盘簧始终使上、下阀门密封环处于受压状态，自动密封防漏。
The principle of it is:When the upper level is reached, the rotary valve and bin gate will start in turn to discharge.
其控制原理为：当上料位信号出现时，卸灰电机、闸板阀开始工作，进行排灰。
A simulation experiment of small break loca is introduced, which was caused by the breakdown of a small size or middle size pipe located at upper plenum, or by unexpected opening the safety valve.
本文给出了位于上空腔的中小尺寸管道破裂或安全阀意外开启引起的小破口失水事故实验研究。
Electric or hydraulic flapper valve (also known as mirror valve) is the upper respiratory tract iron blast furnace coal facilities off one of the important network.
电动或液动插板阀(又称镜子阀)是炼铁鼓风炉煤上呼吸道网的重要切断设施之一。
The upper master valve is used on a routine basis, with the lower master valve providing backup or contingency function in the event that the normal service valve is leaking and needs replacement.
上部总闸门用于日常运行，而下部总闸门用于在正常使用的闸门发生渗漏并需要更换的情况下提供备用或应急的功能。
A dual mechanical seal floor drain core is composed of an upper floor drain core body, a floater, a lower floor drain core body and a valve.
一种双重机械密封地漏芯，由地漏芯上主体、浮子、地漏芯下主体和活动门组成。
Here the ground wok is upper, progress procedure the framing design of the valve key part, clean up the way of thinking of pure procedure design.
在此基础上，进行程序关键部分的框架设计，理清程序设计思路。
The upper end of the adjusting screw (7) is provided with a frustum-shaped valve needle (6).
所述调节螺杆(7)的上端具锥台形阀针(6)。
A packing sealing structure is arranged between the valve rod and the upper end of the valve body.
在阀杆与阀体的上端部之间设置填料密封结构。
Large bags carrying capacity of 0.5-1 ton. Parameters such bags can be discussed later. Roughly need bags as wollastonite (with upper and lower valve).
容量为0.5- 1吨的大袋子，此参数的袋子可稍后讨论，大概需要用来装硅矿石。上下两端都要有阀门。
The upper end of the vertical through hole is provided with a rotary control valve which controls the fire-feeding amount.
在垂直通孔的上端，设置有控制上火量的旋转控制阀。
A pneumatic ailing machine with adjustable ailing force comprises a machine body, an air cylinder, an upper aluminum lid, and a balanced valve positioned inside the upper aluminum lid;
可调打钉力的气动打钉枪，包括枪体、气缸、上铝盖、位于上铝 盖内部的平衡阀；
The upper part of the floating bucket valve body is provided with an oil-water interface setting opening on which a sealing cover is arranged.
浮桶阀体上部设有油水界面设定口，油水界面设定口上装有密封盖。
In this paper, kinematics of upper air valve unit is analyzed. The displacement, velocity and acceleration of air valve are calculated by accurate and approximate methods.
对顶置式气门机构进行了运动学分析，通过平底推杆的运动规律求得气门的升程、速度和加速度，分别给出了精确解和近似解。
The invention provides a water discharging device with convenient use, comprising a sluice valve, a water discharging pipe component with the upper end having a water outlet, a sewer pipe;
一种使用方便的放水器，其中包括水闸、上端带有放水口的放水管组件、下水管；
The upper end of the leakproof valve is provided with a leakproof valve seal ring, and a seal ring is arranged between the water faucet and the liner.
止漏阀的上端设置有止漏阀密封圈，水龙头和内胆之间设置有密封圈。
Upper Left is the Practice of Surge Irrigation. Below is the Surge Valve Made by IWHR.
左上图为波涌灌溉田间应用实践，右下图为中国水科院研制的波涌控制阀。
Upper Left is the Practice of Surge Irrigation. Below is the Surge Valve Made by IWHR.
左上图为波涌灌溉田间应用实践，右下图为中国水科院研制的波涌控制阀。
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