Minimum relative windspeeds behind the windbreaks of different porosity ranged from 5%-67.3% of open windspeeds, this minima were located 1-18 multiples of windbreaks height away from the windbreak.
不同开孔率风障后的最小相对风速变化范围为5%—67.3%,分布在风障的下风向1h—18h(h为风障的高度)的距离。
参考来源 - 风障控制物料堆粉尘颗粒扬起的数值模拟及应用·2,447,543篇论文数据,部分数据来源于NoteExpress
同义词: shelterbelt
以上来源于: WordNet
N-COUNT A windbreak is something such as a line of trees or a fence that gives protection against the wind. 防风林; 挡风篱
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