The electrolyte pulse method is used to measure the velocity of sheet flow on a slope in laboratory under the condition of artificial raining.
通过在室内不同坡度和降雨强度下用电解质脉冲法对坡面水流速度进行测量。
2
It is the first time to simulate the sky temperature and wind velocity outside of greenhouse in the laboratory to measure their infections to the thermal properties of the covering materials.
The relationship between hazard of outburst and characteristic of pore-structure and velocity of gas desorption in coal seams is analyzed on basis of study in laboratory and field site.