If water pipes are damaged, shut off the supply at the main valve.
如果水管破裂，请在主控阀处切断水流。
Outlet seals are an important part of many valve outlets.
排气口密封是许多阀门排气口的重要零件。
Percutaneous valve replacement : how far are we from there?
经皮瓣膜置换术离我们还有多远?。
KCB gear pump are mainly gear, shaft, pump body, valve, shaft end seal.
kcb齿轮泵主要有齿轮、轴、泵体、安全阀、轴端密封所组成。
All components except valve bodies are available as replacement parts.
除了阀体以外，所有部件都是可更换部件。
The threads on the lower valve stem are in the wetted gas stream.
下阀杆上的螺纹是处在潮湿气流中的。
Individual valve installation instructions specific to each product type are packaged with product.
每个阀门安装说明书针对每种产品类型并与产品一起包装在内。
The valve balls are either cork or rubber.
阀球通常为软木或橡皮材质。
Complete maintenance service instructions for each valve are available.
可提供每个阀门完整的维护维修说明书。
Red Valve Pinch Valve sleeves are constructed similar to a heavy-duty truck tire.
美国红阀公司的夹管阀套管结构类似于重型卡车的轮胎。
Import boxes are a special form of cut-off valve.
进口隔膜阀是一种特殊形式的截断阀。
All parts are quickly and easily serviceable without removing the valve from the line.
所有部件都能够迅速和容易的维修，不需要从管线上拆卸下来。
The factors stated are based upon a fully open valve.
这里所述的流量系数是指阀门全开时的流量系数。
The operation principle and control method of electro-hydraulic digital servo valve are first introduced.
介绍了一种直动式电液数字伺服阀的结构原理及其控制方法。
The dense white nodules of calcification are present on either valve surface.
在瓣膜的表面可见密集的白色钙化灶。
They are the pressure seal valve, the packed valve, and the diaphragm valve.
它们是压力密封阀、衬垫阀和隔膜阀。
The contact and the gas valve are controlled by phototriac and triac.
用光耦和双向晶闸管控制接触器和电磁阀。
The operating principle, structure and advantages of dual controlled gas constant pressure valve are analyzed.
分析了双控燃气稳压阀的工作原理、结构和优点。
Upper and lower bushings are standard for smooth valve operation.
上部和下部衬套符合流畅平稳轻松操作阀门的标准要求。
Strainer and bypass valve are extra equipment.
过滤器和旁通阀是另外的装备。
The most common control valves are the parabolic plug and the V-ported valve.
最常用的控制阀具有抛物线形阀芯和V形开口阀芯。
Compressors are run up with the anti surge valve fully open.
压缩机在启动时防喘振阀全开。
Valve disks are fasted with iron wire.
阀门已用铁丝绑紧。
Maximums are based on the operating force for each valve size.
这种最大压差值是根据每个通径阀门的操作力计算的。
Beneath the hand wheel are two nuts attached to the valve body.
在手轮下面是两个附在阀体上的螺母。
The most common causes are aortic or pulmonic valve regurgitation.
最常见的原因是主动脉瓣或肺动脉瓣反流。
Valve regulated lead acid battery monitoring and failure prediction are necessary.
阀控铅酸蓄电池需要维护测试和故障预测。
The functions of PLC are data collecting, valve controlling and so on.
下位机（PLC）程序控制主要负责数据采集、比例阀控制等。
The pump and valve are accurately controlled by PLC.
PLC对油泵和电液阀的闭环控制达到精确发油。
The pump and valve are accurately controlled by PLC.
PLC对油泵和电液阀的闭环控制达到精确发油。
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