The number of visitors outside an enclosure had no effect on the behaviour of the animals within it.
游人的人数对围场内动物的行为没有影响。
Due to the foehn effect and topographical enclosure, the valleys in the mountainous areas of southwestern China have a special dry and hot climate, and host savanna or semi-savanna vegetations.
由于焚风效应和封闭地形，我国西南地区的一些河谷地段形成了独特的干热河谷气候，其植被为萨王纳或半萨王纳植被。
The effect of the inclined bracing on the enclosure deformation control is studied by numerical analysis considering the time-space effect.
在此基础上，结合“时空效应”理论进行了数值计算分析，研究了斜抛撑对围护结构变形的控制作用。
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