查询词典 valves

Urban systems generally use a large number of low-pressure valves, and to the development of environment-friendly and energy-sing, that is used in the past low-voltage iron gate valve and gradually turn to environment-friendly plastic sheet valve, balance valve, metal sealed butterfly valve and the transition of the center line butterfly valve seal .

城建系统一般采用大量低压阀门，并且向环保型和节能型发展，即由过去使用的低压铁制闸阀逐步转向环保型的胶板阀、平衡阀、金属密封蝶阀及中线密封蝶阀过渡。

To determine diaphragm valve Bellow Seal Valves center and concentric flange center to right corner and the progressive side Type repeatedly locking the bolt, until access to the valve flange face.

于确定膈膜阀中心与法兰中心同心且以对角渐进方式反复锁紧各螺栓，直到法兰面接触到阀体端面。

Main Products: bearings, valves, mechanical seals, oil seals, glass rotor flow meter, hand chain hoist......

主营产品：轴承，阀门，机械密封，油封，玻璃转子流量计，手拉葫芦。。。。。。

Medium added inhibitor, could slow down the corrosion of equipment and valves, such as chrome-nickel stainless steel in sulfuric acid containing no oxygen, the great state of cremation within the range of solubility, corrosion more serious, but a small amount of copper sulfate or nitric acid and other oxidants, can change the passive stainless steel surface generates a layer of protective film to prevent the medium of etching, in hydrochloric acid, if a small amount of oxidant, which reduces the corrosion of titanium.

介质中添加缓蚀剂，可使设备和阀门的腐蚀减缓，如铬镍不锈钢在不含氧的硫酸中，很大的溶度范围内成火化态，腐蚀较严重，但加入少量硫酸铜或硝酸等氧化剂，可使不锈钢转变钝态，表面生成一层保护膜，阻止介质的的浸蚀，在盐酸中，如果加入少量氧化剂，可降低对钛的腐蚀。

Clamp connection This is a quick connection method, it was only two bolts for the regular demolition of low-pressure valves.

卡箍连接这是一种快速连接方法，它只需两个螺栓，适用于经常拆卸的低压阀门。

Valves 14 and larger are rated at a maximum 150 psi when a companion flange is not used in dead end service..

当管道终端没有采用匹配的法兰时，通径DN350以上的蝶阀额定压力最大为150 psi。

Alignment –Excessive angular misalignment and/or axial displacement is detrimental to proper function of the companion flange face-seals built into the valves.

对准–过分的角度错位和/或轴向位移对于内置在阀门的法兰面密封组件的正常功能是有害的。

During the compression stroke, the crankshaft continues to rotate, the piston is forced upward in the cylinder, and both intake and exhaust valves are closed.

在压缩冲程，曲轴继续旋转，活塞向上被迫在汽缸内，都进排气门关闭。

For preventing the pressure surge occurred when the pump stops in long conduit system, measures of installing air inlet and relief valves to prevent pressure surge are presented.

对长管道系统停泵产生的压力涌浪提出了装设进排气阀的防护措施，建立了进排气阀的特征线方程，并对特征线方程的求解进行了讨论，将这种防护措施用于某供水泵站，从计算结果来看进排气阀较好地抑制了液柱分离的产生，有效地控制了系统中的压力骤增。

The Company processing equipment, the special shape, special requirements of parts (such as ball valves, valve, spherical cone pieces) are using special equipment, special tools, special tooling that the valve used all parts of imports of high-precision Controlled lathes, high-precision instrument lathe processing and improve the quality of the product and technical levels.

本公司加工设备齐全，对特殊形状、特殊要求的零件（如阀球、阀瓣、球面锥面件等）均用专用设备、专用刀具、专用工装保证，阀门零件全部采用进口高精度数控车床、高精仪表车床加工，提高了产品的质量水平和技术水平。

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。