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- Several different types of valves are in use. Some are back pressure valves. 有几种不同的阀在使用中,有些是反向压力阀。
- APPLICATION OF SHUTTLE BACK PRESSURE VALVE IN FLUID TRANSPORTAT ION 梭式止回阀在流体输送中的应用
- Study on Protection of Water Hammer by Slow-Closing Back Pressure Valve 缓闭止回阀防护水锤的研究
- TECHNOLOGICAL TRANSFORMATION AND APPLICATION OF BACK PRESSURE VALVE IN DEEP WELL 深井回压阀的技术改造及应用
- Research on action of slow closure back pressure valve in water delivery system with air cushion surge tank 设置气压式调压室的输水系统中缓闭止回阀作用的研究
- What is maximum acceptable back pressure? 如果是,给出可接受的最大背压?
- Angle back some, and the machine compensates at once. 将身体回正些，机器也会立刻随之调整减速。
- Low Pressure Valve Options and Accessories Misc. 低压阀门备选件和附件。
- hydraulic back pressure valve 水保险器
- back pressure valve 背压阀
- For all tested fuels the spray penetration decreases, while the spray cone angle increases with the increase of the back pressure. 四种燃料喷雾的贯穿距离均随背压的升高而减少，而其喷雾锥角则随背压的升高而增大；
- Seating load and tightness is dependent on back pressure. 阀座密封负载和紧密性与反压力相关。
- This back pressure is no problem for the rupture disk. 如果压力放散系统的压力进入到爆破片中，对爆破片不会产生影响。
- Isolators with different ratio of length to height (L/H) and divergence angle were investigated and the influence of back pressure on location of the shock train was analyzed. 在来流马赫数2.;3条件下，通过改变不同的反压来研究反压对不同长高比等截面隔离段和带扩张角隔离段激波串起始位置的影响。
- Be sure to close test cock before pressurizing valve. 在重新对阀门加压之前，请确认关闭测试旋塞阀。
- If the pressure builds up excessively, the pressure valve opens to relieve the pressure. 如果油箱内压力过高，则压力阀开启，以降低压力。
- A new automatic back pressure adjusting system of unloading valve of slide for the purpose of protection of die to meet requirements of adjusting back pressure value of press slide. 为了更有效地保护模具,达到满足用户对压力机滑块背压值进行调整的要求,开发设计了一种新型的现代化的滑块卸荷阀背压自动调节系统。
- Diplegs play an important role as pressure seals against the considerable back pressure generated. 料腿则起着对产生的相当大的背压加压密封作用。
- The plant was growing at an angle. 植物呈一定角度生长。
- Introducing the optimal structure mode of The twostep pressure valve,its veracity and its stability are best of all. 介绍了新型先导压力阀的结构特点,该阀准确性和稳定性好。
