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- Requirement: Valve must be tight against reverse flow. 要求:这种阀门对于回流必须密封紧密。
- Purpose: To test valve No. 1 for tightness against reverse flow. 目的:检测1号止回阀对于回流的密封性。
- Use a check valve to prevent reverse flow into the cylinder. 采用止回阀,防止回流入钢瓶。
- The results show that high gas swirling intensity, shear flow characteristics of the axial velocity and reverse flow are contributed to the energy loss in the vortex finder. 结果表明:排气管内气流旋转强度较高,轴向速度呈强剪切流特征,并且存在回流区,这些都是造成能量损失的重要原因;
- Purpose: To test check valve No. 2 for tightness against reverse flow. 目的:检测止回阀2号对于回流的密封性。
- Spring loaded for fast closure, eliminating reverse flow slam and water hammer. 负载弹簧用于快速关闭,消除逆流冲击和水锤。
- One that gushes,especially an abundantly flowing gas or oil well. 自喷井一种喷涌出大量气体或石油的井
- Precision machined tilting disc and seat for tight shutoff in reverse flow direction. 精密机加工的倾斜式阀瓣和阀座,适用于逆流的紧密关闭。
- Through a pipeline there can flow gas, or water to save life, or poison to destroy and kill. Faith is amoral. 信心不是一套价值观,而是释放那价值观的能力,经过导管的可能是拯救生命或毒害生命的天然气或水。
- One that gushes, especially an abundantly flowing gas or oil well. 自喷井一种喷涌出大量气体或石油的井
- Never reverse flow through a regulator or rely upon it to act as a check valve. It will not perform this function. 禁止通过调整器倒流或依靠它作为止回阀。它不允许执行这个功能。
- From analyzing coal-gas abstracts gas process, we contrasted and analyzed gas gushing rate from working face at high seam in slices and moveable mining. 从分析煤体瓦斯源解吸瓦斯过程出发,对厚煤层分层开采与综放开采两种开采方式下,工作面瓦斯涌出量作了量化对比分析。
- Series 774X Double Check Valve Assemblies are designed to prevent the reverse flow of polluted water from entering the potable water system. 系列747双止回阀总成用于防止污水回流进入饮用水系统中。
- Requirements: Valve must be tight against reverse flow under all pressure differentials. 要求:在所有压差下,阀门对于回流必须是密封的。
- Flow gas desulfurization technology by magnesium oxide and its present situation of applicat... 介绍了镁法脱硫技术及其应用现状,并对该技术在我国的发展前景进行了阐述。
- For lesion at the distal region, this flap may be modified as a distal-based flap based on reverse flow. 其适应症为近位或中位指节部位之疤痕挛缩,较远位者则可改采逆流之远位皮瓣重建。
- Equipped with mechanical lift check feature to close valve the moment flow stops, preventing reverse flow. 配置机械提升式止回阀,当阀门出现流量停止时关闭阀门,防止倒流。
- Implantation damage can be removed by annealing, i.e. heating in flowing gas. 注入损伤可以通过退火,即在流动空气中热处理来消除。
- Implantation damage can be removed by annealing, i. e. heating in flowing gas. 注入损伤可以通过退火,即在流动空气中热处理来消除。
- ABB control, safety and information management systems control the gas processing plant and the flow of gas through the pipeline. ABB的管理、安全和信息管理系统控制着气体处理厂以及通过管道的气体流量。