您要查找的是不是：
- When the pressure balance valve before and after the start smaller than the smallest pressure spring are not compressed, the largest circulation. 当平衡阀前后压差小于最小启动压差是弹簧未被压缩，流通面积最大。
- The high and low pressure balance valves on the pressure system adopt the new electric-hydro complex control on-off vales. 压力平衡系统的高、低压平衡阀均采用新研制的电液复合控制开关阀。
- pressure balance valve 平衡活门
- In order to adapt to the constantly changeable work loaded of obversion cylinder, the balance valv... 在液压系统设计时,采用了平衡阀,以适应翻转油缸各时刻的工作载荷不断变化的特点。
- Adjust balancing valve until pressure differential gauge reads pressure drop required for desired flow rate gpm. 调整平衡阀直到压差表读出压降符合所要求的流量（加仑/分钟）为止。
- To determine dust catalyst density in the smoke of refinery set by pressure balance system. 采用动压平衡采样系统测定炼油厂催化装置再生烟气中的催化剂粉尘,结果表明,该系统比预测流速法自动化程度高,故障率低,操作简便,数据准确可靠。
- Single cylinder with imported balance valve for front support elevation, hoist down by gravity, low energy consumption. 单缸前支前幅,重力下降,能耗低,进口平衡阀。
- Pressure balance is also applied in WOB calculation. Field test showed that both models are reliable and the calculated results are correct. 同时也用压力平衡法计算出钻压，现场试验表明，两模型可靠、计算结果正确。
- The delivery pressure acting on the spring loaded diaphragm throttles the balanced valve to control the pressure. 水输出压力在弹簧负载隔膜的作用下对平衡阀进行节流调节，以控制水压。
- Tecsis pressure balances meet extremely exacting requirements. 我们tecsis所提供的压力秤,正是能完全满足这一要求的产品。
- Through analysis to system principle and balance valve structure, a balance valve with by-pass was developed. 同时还使得平衡阀结构复杂，加工难度大、成品率低。
- Earth pressure balance (EPB) shield is used most extensively in shield construction. 土压平衡式盾构机是盾构法施工中应用最为广泛的盾构机。
- If Xuan Sefa series, balance valve series, Y-valve series and alumina exclusive series. 如旋塞阀系列、平衡阀系列、Y型阀系列以及氧化铝专用系列。
- In visible experiment, the time of pressure balance decrease with the initial pressure of PRZ and temperature of CMT. 在可视化实验中随着PRZ初始压力的增加，以及CMT初始温度的增加，压力平衡响应时间减小。
- Presents the balance valve make-up water pressurization method used in substation reformation. 摘要介绍了在换热站改造中采用的平衡阀补水定压方式。
- Pulsation dampener can be widely used in pipeline, drilling exploration equipment, pressure balance or pulsation dampening of reciprocating pump. 空气包（脉动缓冲器）可广泛用于管路、钻井勘探设备、往复泵的压力平衡或脉动缓冲。
- The relation of pressure balance must be kept properly in a circulation loop for keeping a fluidized-bed unit in working order. 为保证流化床装置正常运行,循环回路必须有一个适宜的压力平衡关系。
- Balancing valve should be installed in cold water line to hot water extender tempering valve, as shown, to help compensate for pressure drop through heater. 平衡阀应该安装在通向热水混合调温阀的冷水管道上，如图所示，用来帮助补偿通过热水器的压降。
- A pressure balancing bellows section is installed above the top elbow. 压力补偿波纹管安装在顶部弯管上。
- The demonstration is also useful to illustrate the concepts of Drilling Mud, Blowout Prevention, Hydrostatic Pressure, Pressure Balance, Gas Compressibility and Density. 该演示对于阐明钻井液、井喷预防措施、流体静压力、压力平衡、密度等概念也很有用。
