Quick closing valves, water hammer or supply pressure fluctuations can cause intermittent discharge.
迅速关闭阀门，水锤或供应压力波动可能导致间歇性排放。
Valve, closing valves, check valves, butterfly valves, hydraulic control valves and valve of 304,306 materials.
闸阀、截止阀、止回阀、蝶阀、水力控制阀以及304、306材质的各种阀门。
The results show that the sets using fast closing valves have better stability and smaller over-speed on load rejection than those using other valves.
结果表明：采用快关阀门特性的机组比采用其它阀门特性的机组具有更好的空载稳定性和更小的动态超速；
Company engineers were due to begin pressure tests on the new cap late Tuesday, gradually closing its valves to shut down the flow of oil.
工程师们将于周二晚开始对这种新型防漏罩进行压力测试，并逐渐关闭其阀门以终止漏油。
Medical devices are required to treat some CVDs. Such devices include pacemakers, prosthetic valves, and patches for closing holes in the heart.
已研发出治疗心血管病的有效医疗器材，例如起博器、人工心脏瓣膜和贴补心脏漏洞的心脏贴。
Recommended Closing Procedure: Close the cylinder valve tightly using a gloved hand. Always wearing gloves when operating cylinder valves. NEVER use wrenches or other persuaders to operate the valve.
推荐的关闭程序：用戴手套的手紧紧地关闭阀门。推荐操作钢瓶阀门时总是戴手套。禁止用扳手或其它强制性的工具来操作阀门。
Valve Disadvantages: Although the improvements to this generation of valves eliminate the more serious problems of damage from abusive closing, they are not totally immune to abuse.
阀门的缺点：尽管对这一代阀门的改进排除了由于粗暴关闭造成的损害问题中比较严重的问题，但它们还不能完全防止机械损伤。
Prior to servicing any Watts valve, it is mandatory to shut down the water system by closing both the inlet and outlet shutoff valves.
在维修任何美国瓦茨阀门之前，必须先通过关闭进口和出口关闭阀来实现水系统的关闭。
Speed control Valves are available for controlling valve opening or closing speed with pneumatic actuators.
速度控制阀可以用来控制阀门气动执行器的开启或关闭速度。
All valves should be tight-closing and of good quality. Leaky valves will flood boiler.
所有阀门都应该关闭紧密并且质量优异。泄漏的阀门将会淹没锅炉。
One hypothesis suggests that by closing tiny breathing-valves in their exoskeletons called spiracles, insects prevent evaporation.
有一种假说认为昆虫可以通过关闭外骨骼上微小的呼吸阀门(气孔)来防止蒸发。
In the distance, there is the air compressor. All valves in this system are pneumatically operated with quick opening and closing.
远处为空气压缩机，系统内所有自动阀均为气动，开关迅速。
Fluid Energy Controls surge Stop surge Suppressors are designed to dampen the pressure surges caused by rapid closing and opening of flow control valves in any liquid handling system.
浪涌电压抑制器用以抑制关闭和开启控制阀时产生的压力波动。
And it will include closing off the valves on that new containment cap so that they can take solid readings of the pressure inside of that containment cap and inside that well.
包括关闭新的控油罩上的阀门，这样他们就可以读取控油罩和油井内部压力的稳定数据。
Gate valves are offered in two designs: Parallel Disc and Flexible Wedge. Parallel Disc are position seated; Flexible Wedge are torque seated when closing.
我们提供的闸阀的结构形式具有两种：平行阀瓣和弹性楔形闸板。平行阀瓣为定位阀座密封；弹性楔形闸板在关闭时则是扭矩阀座密封。
A beam-line vacuum interlock protecting system consists of fast-closing valve, gate valves, sensors and control system.
光束线真空联锁保护系统主要由快阀、门阀、压力传感器(真空规)和控制系统等组成。
Should be fully open before the start of suction and discharge pipe valves, non-closing valve started.
启动前应全开吸入和排出管路中的阀门，严禁闭阀启动。
These gate valves are ideal for closing and opening the flow in water pipelines.
本闸阀暗转在介质为水的管路上，作为启闭设备使用。
It shall be a complete assembly including tight-closing resilient seated shutoff valves, test cocks, and a strainer is recommended.
这种总成应该是完整的，包括紧密关闭弹性阀座关闭阀(闸阀)，测试旋塞，以及建议配置的一个过滤器。
Based on comparison and practice, necessity and reliability of us - age of new self-closing gas safety valves in gas purification systems are presented.
通过比较与实践，说明在煤气净化系统中，采用新型自闭式煤气泄爆阀的必要性和可靠性，并提出泄爆阀的设计技术参数。
The characteristics of closing check valves with hanged reducing water - hammer, and the effects of fluid transient during power cut are studied in this paper.
本文详细研究了悬挂式缓闭减水锤止回阀在事故停泵期间的特性以及由停泵所引起的流体瞬变效应与阀的减水锤效果。
Should be fully open before the start of the suction and discharge pipe valves, non-closing valve to start.
启动前应全开吸入和排出管路中的阀门，严禁闭阀启动。
Valves are controlled by a computer for opening and closing and directly connect with the electromagnet of the valve.
气门与气门电磁铁直接连接，用计算机控制其开闭。
Automated opening and closing of transfer valves keep workers a safe distance away from hazardous ladings at all times.
输送阀门的自动开闭操作使工人在全部工作时间内都能处在危险品灌装点的安全距离之外。
Automated opening and closing of transfer valves keep workers a safe distance away from hazardous ladings at all times.
输送阀门的自动开闭操作使工人在全部工作时间内都能处在危险品灌装点的安全距离之外。
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