The spacing of the slats varies depending upon exposure to the sun.
立面条板间的间距并不相同,根据接触阳光的面积而改变。
Patients who demonstrated to severe rhinitis symptoms upon exposure to ragweed were admitted to the study.
暴露于豕草而激发严重鼻炎症状并证实得到缓解的患者加入该研究。
Upon exposure of the solid polymers to ultraviolet light the polymers tend leads to produce degradation or crosslinking.
在紫外光辐照下,高聚物的薄膜或纤维发生降解或交联反应。
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