The light intensity, air temperature, soil temperature, wind, relative humidity, soil moisture were mainly ecological factors in agroforestry by principal component analysis.
对各小气候因子的主成分分析表明农林复合系统内，太阳光照、气温、土壤温度、风速、相对湿度、土壤含水量因子起着主要作用；
The rate of water evaporation, shrinkage strain and the area of cracks increase with increasing exposure temperature and wind velocity, and with decreasing relative humidity.
混凝土的水蒸发速率、收缩变形、开裂面积都随着环境温度和风速的增加而增大，随着相对湿度的升高而降低；
The characteristics of droplet drift and deposit were tested in the comparative trials with representative nozzles at different wind speeds, temperatures, relative humidity etc.
在风洞中试验对比研究了典型喷头在不同环境（风速、 温度、相对湿度等）条件下的雾滴飘移沉积特性。
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