| 1. | Measurement of natural gas flow by ultrasonic flow meter 用气体超声流量计测量天然气流量 |
| 2. | Improvement on transit - time ultrasonic flowmeter 时差法超声流量计的改进 |
| 3. | Multi - path diagonal - beam ultrasonic flowmeter 多声道斜束式超声流量计 |
| 4. | Beam - deflection ultrasonic flowmeter 射束偏转式超声流量计 |
| 5. | Time - of - flight ultrasonic flowmeter 传播时间式超声流量计 |
| 6. | Transit time ultrasonic flowmetr 渡越时间式超声流量计 |
| 7. | Phase - shift ultrasonic flowmeter 相移式超声流量计 |
| 8. | Liquid flow in closed conduits using transit - time ultrasonic flow meters , measurement of 用过渡时间超声流量计测量密封管道中的液体流量 |
| 9. | Manufactures signal conditioners , industrial process transmitters , isolators and alarms -超声波流量计,超声流量计的专业研发制造提供商。 |
| 10. | Measurement of fluid flow in closed conduits - methods using transit - time ultrasonic flowmeters 封闭式管道中液体流量的测量.使用转接-时间超声流量计法 |