| 1. | Recommended practice for gas lift valve performance testing
气举阀性能试验方法 |
| 2. | There are a number of applications where the utilization of bypasses is required to optimize system and / or valve performance
有许多应用场合需要使用旁通来优化系统或提高阀门性能。 |
| 3. | We test our hydrofluoric acid valves at extended time periods that further assure the quality of the valve performance
我们加长了检测我们的氢氟酸阀门的时间段，这样就进一步保证了阀门性能的质量。 |
| 4. | On the series tdv performance curve ( fig . 5 ) locate the differential pressure obtained in step 6 . 3 . 2 and project line horizontally across to intercept with valve performance curve
在系列tdv的性能曲线（图5 ）上找出从步骤6 . 3 . 2得到的压差值，画水平线与阀门性能曲线交叉。 |
| 5. | Purge and flush pacific wedgeplug valves using steam , air , nitrogen or process compatible liquids following these parameters to enhance valve performance
清洗和冲刷美国太平洋楔塞阀，采用蒸汽，空气，氮气或与生产工艺流体相兼容的流体，并符合下列参数，以增强阀门的性能。 |
| 6. | From the air valve operating principles of view , air valve performance will directly affect the work of compressor tanks , air valve for the following requirements : resistance losses small
从气阀工作原理来看，气阀工作性能将直接影响压缩机气缸的工作，因此，对气阀有如下要求：阻力损失小。 |
