阀门

After fitting of the valve, the valve should be maintained in a closed position to prevent any contamination from entering the cylinder.

连接好阀门后，阀门应保持关闭位置，为防止任何污染进入气瓶。

According to the statistics from Manufacturers Standardization Society of the Valve and Fitting Industry, there are more than 110 valves ANSI Flanged Sleeved Plug Valves enterprises with the annual output values exceeding 4 billion USD.

据制造商标准化协会的阀门和管件业的统计，有超过110个阀门，年产值超过40亿美元价值的企业。

The Yongjia County great wild goose China valve Limited company is situated at the good communications superiorly, the humanities environment "township of the Chinese pump valve"- the cup northern town, this company specialized production seals the ball valve, the biased half ball valve hardly, low, high-pressured plate gate valve, oil field special-purpose valve, throttle cut-off valve, high-pressured check valve's specialized enterprise.

该系列阀门具有密封性能可靠、启闭力矩小、具有抗硫耐磨、使用寿命长、可通毛球清扫管线等特点；适用水、石油、天然气、蒸汽等非腐蚀性和腐蚀性介质的管路系统中作启闭装置，特别适用于石化、油、气、长输管线等领域。永嘉县鸿华阀门有限公司地处交通便利，人文环境优越的&中国泵阀之乡&-瓯北镇，本公司专业生产硬密封球阀、偏心半球阀，低、中、高压平板闸阀、油田专用阀，节流截止阀，高压止回阀的专业企业。

Actuation of a valve requires both a mounting device for attaching the actuator to the valve, and a coupling device to interface actuator input/output with the valve stem.

阀门的执行机构需要安装装置，用于将执行机构附加在阀门上；和连接装置，用作执行机构输入/输出与阀门阀杆的交互界面。

Are in the entire pass position, the examination valve coupling and the electrically operated installment coupling spiral hole after the valve and the electrically operated installment distribute whether tallies.

将阀门及电动装置均处于全关位置后、查看阀门连接盘和电动装置连接盘的螺孔分布是否符合。

Puts in the electrically operated installment together the valve lever together with the key in the output axle hole, the valve coupling and electrically operated installment coupling spiral Kong Ru has the deviation to be possible to move slightly the handwheel to cause its correspondence, afterwards

将阀杆连同键一起放入电动装置的输出轴孔内，阀门连接盘与电动装置连接盘螺孔如有偏差可以微动手轮使其对应，之后将阀门连接盘与电动装置连接盘用螺栓紧固。

Pipeline is the ultimate control valve, the valve in various fields of service and reliable performance is unique.

管道的最终控制是阀门，阀门在各个领域的服务和可靠表现是独一无二的。

Best valve hand wheel and chest Qu Qi (generally 1.2 m from the operating floor), so that open and close valves with greater ease.

最好阀门手轮与胸口取齐（一般离操作地坪1.2米），这样，呼吸阀开闭阀门比较省劲。

After the leak detection valve and the chamber evacuation valve are closed we vent the chamber and we draw off the helium.

在泄漏检测阀门和气室抽真空阀门关闭后，我们给气室放气并排除氦气。

Jinyun Dongdu foundry long been engaged in the valve, machinery casting, casting valves are rich in experience in the production of long-term practice.

缙云东渡铸造厂长期从事阀门、机械铸造，有丰富的阀门铸造经验，在长期的生产实践过程。

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。