Experiments test the influences of pressure, height, nozzle aperture and frog momentum on the fire control effect of fine water mist.
实验主要通过测定压力、高度、喷头孔径的大小和雾动量对细水雾灭火效果的影响。
A measuring system is studied to test coupled pair in oil nozzle of engines by means of the pneumatic sensing method and the diffused silicon pressure sensor.
研究了利用压力位移气动传感方法和以扩散硅压力传感器组成测试系统对发动机喷油嘴偶件进行检测。
The determination of reasonable pressure difference for horizontal well test is relevant to the reasonable productivity which is determined by the selection of nozzle.
水平井试井合理压差的确定实际上是与水平井合理产能相对应，而合理的产能是通过选择合理的油嘴来实现的。
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