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纳米生物安全性
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纳米生物安全性
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纳米材料
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nano biosafety
纳米生物安全性
纳米材料由于具有极其微小的尺寸而具有一些块体材料和普通粉体材料所不具备的特殊性质(如小尺寸效应、表面效应、量子尺寸效应以及宏观量子隧道效应),而得到越来越广泛的应用,人类及动植物与纳米材料的接触已经不可避免。许多在普通条件下没有生物毒性的物质,在纳米尺寸下却表现出很强的生物毒性。因此,纳米材料对生态环境、人类健康和社会生活可能产生潜在的危害或风险。
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dramatic stage of the Guanlin Temple in Luoyang City
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dramatic stage of the Yanqing Hall in Liancheng County
dramatic stage on a boat
dramatic stage on the Ancheng River of Shaoxing County
dramatic stage set on the road or gate of a temple
dramatic stage set up for celebrating the birthday of an emperor or a queen mother in the Qing Dynasty
dramatic structure
Dramatic Technique
dramatic television series
dramatic tension
dramatic work
Dramatiska Institutet
drama translation
Drama Troupe of Anhui Province Co., Ltd.
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更新时间:2026/8/30 15:17:37