查询词典 valve control

The company specializes in the production of various kinds of electric pneumatic control valve, butterfly valves, valve.

本公司专业生产各类气动电动调节阀、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。

According to the work principle, mechanical model theory and simulation analysis of the hydraulic control valve of the drilling tool, the optimal design parameters of the angle of center of circle of the high pressure hole of upside valve are proposed

通过对调制式旋转导向钻井工具液压盘阀机构的工作原理、力学模型的理论和仿真分析，给出了上盘阀高压孔圆心角的最优设计参数

In the fully open or fully closed, the ball and valve seat sealing surface and the dielectric isolation, medium passed, will not cause the erosion of theAutomatic Control Valves valve sealing surface.

在全开或全闭时，球体和阀座的密封面与介质隔离，介质通过时，不会引起阀门密封面的侵蚀。

Close the valve, the need to open and close with the Coma Berenices two pieces of the sealing surface of the seal formed between certain specific pressure, while also overcoming the stem and the packing between the stem and the nut thread Automatic Control Valves between the stem end bearing at and other friction parts of the friction, and therefore must apply the closing force and closing a certain moment, the valve in the open and close the process, the required hoisting hoisting force and moment of change, and its maximum is close to the final instant or open the initial transient.

关闭阀门时，需要使启闭件与发座两密封面间形成一定的密封比压，同时还要克服阀杆与填料之间、阀杆与螺母的螺纹之间、阀杆端部支承处及其他磨擦部位的摩擦力，因而必须施加一定的关闭力和关闭力矩，阀门在启闭过程中，所需要的启闭力和启闭力矩是变化的，其最大值是在关闭的最终瞬时或开启的最初瞬时。

As a control valve limit device to limit valve opening to prevent accidents.

作为控制阀的限位装置，限制阀的开度，防止事故发生。

The system is based on PLC and can effectively control the frequency changeable controller, steam cutoff valve, magnetic valve and the motor with the industrial intelligent instrument in order to realize the powder-spewing procedure of egg liquid.

该系统以工控机、可编程控制器为控制核心，并在回流焊工业智能仪表的配合使用下，有效的控制了变频器、蒸汽阀、电磁阀、电机等执行器件。

Demount valve positioner , calibrate control valve.

组卸阀门定位器，校验控制阀

Diagraph spring pneumatic brake valve is widely used as control valve for tractor - trailer braking system.

膜片弹簧式气制动阀作为控制阀已广泛地应用于拖拉机挂车制动系统。

Our company enjoys leadership in high-cycle application fields and spectrum, assistance in resolution of unused technical application of each industry in terms of automatic temperature control, high-tech field, such as vacuum specific heating automatic test, heart valve automatic melting, electric accelerator power, optical fiber heating, stainless boiler double bottom, aluminum foil sealing, platinum and gold casting, dental and medical equipment, high-cycle plate connection, curve wood shaping, car carpet and space valve welding etc.

并在自动温度控制、高科技领域，如真空比热自动测试、心脏瓣膜全自动熔炼、电子加速器电源、光纤加热、不锈钢锅复底、铝泊封口、铂金黄金浇铸、齿科及医疗仪、高周波拼板、曲木成型、汽车地毯和空间膜焊接等。本公司是高周波应用领域接触面最广、帮助各行业解决技术应用空白点最多的企业之一。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。