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safety margin
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safety margin
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安全系数
释
safety margin
安全系数
在制定毒物在环境中的最高容许浓度而运用动物试验资料外延到人类时,为了确保人类的安全所使用的一种换算系数。
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Bronze Head of a Akkadian King
Bronze Head of Queen
Bronze Hoards at Yangjiacun
Bronze Hu Capacity Measure Made by Dasinong Official of Guanghe Reign
bronze human figures from Sanxingdui
Bronze Hu of Jia Bo
Bronze Hu of Lord Song
Bronze Inscription of the Xia, Shang and Zhou Dynasties
bronze inscriptions
bronze jar of Yong
Bronze Jian Cauldron Made by Guang the King of Wu
bronze lamp with silver-head human holding two dragon-shaped posts
Bronze Man Indicating Acupoints from The Ling Sect
Bronze Measure Hu of the Agricultural Minister
Bronze Measure‘chi’of Eastern Zhou Dynasty
bronze mirror
bronze mirror with a puppet show casting
bronze mirror with a Zaju Opera casting discovered in Yangzhai Village, Mian County
bronze mirror with gold and silver-foiled featherman, flower and bird patterns
bronze mirror with human and flower patterns and shells
Bronze Model of a Carriage with a Standing Driver Unearthed at Qinshihuang's Mausoleum
bronze musical instruments
Bronze of Ban Chiang Site
bronze plate cast by Gaoji Zibai
bronze plate of Xijia
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更新时间:2025/4/5 3:10:32