利用野外移动式风洞试验装置,对永定河不同植被覆盖率河滩农地在不同风速下的风蚀量进行了测定,结果表明:播草盖沙可以提高起沙风速,有效减少河滩地的土壤流失。
It measures wind erosion under the conditions of different wind speed of floodplain area with different vegetation coverage ratio of the Yongding River by using mobile filed wind channel equipment.
笔者自行设计研制了用于高超声速推进风洞流场测量的带有水冷装置的可移动式扫描总压耙。
A kind of scan pitot-pressure rake with water cooler was designed in IMCAS for the hypersonic propulsion wind tunnel flow measurement.
指出移动式风蚀风洞将成为土壤风蚀研究的重要工具,在风蚀研究中具有极大的重要性和经济价值。
It points out movable wind erosion tunnel will be the important instrument and will have a high economic value in the study of soil wind erosion.
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