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毒性测试
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毒性测试
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毒性测试
通过一系列检测技术和手段获得足够可靠的数据,以确定化学物及其产品的毒性特征的方法。即通过应用生理学、药理学、生物学、生物化学和病理学等基础学科的理论和技术,测试化学物对生物体的损害作用及其作用机理,确定化学物质的毒性特征,从而预测其对人体和生态环境的危害,为确定安全限值(如卫生标准)和采取防护措施等提供科学依据。
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Acoelomata
acoelomate
acolite
A Collectioin of Poems by Mao Qiling
A Collection in the Small Suitcase
A Collection of Ancient Fictions
A Collection of Anomaly Tales
A Collection of Articles on Chinese Opera Face Paintings
A Collection of Articles on Water Conservancy in Taihu Basin
A Collection of Bibliographies for Painters
A Collection of Calligraphy Works and Paintings of the Biexia Studio
A Collection of Chang Xiangyu’s Singing Style
A Collection of Cheng Yanqiu’s Singing Style
A collection of Chinese Film Art
A Collection of Chinese Musical Relics
A Collection of Chinese Opera Music
A Collection of Chuanqi Stories by Xu E
A Collection of Ci-Poems by Wang Yuezhen
A Collection of Ci Poems Compiled by Tan Futang
A Collection of Ci Poems in the Small Suitcase
A Collection of Classic Sichuan Opera
A Collection of Detective Stories
A Collection of Drama Scripts by Li Ciming
A Collection of Eight-Legged Essays Compiled by the Imperial Decree
A Collection of Essays of the Qing Dynasty
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
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