“半致死浓度”的概念、定义、翻译、参考文献-科学参考

单词	半致死浓度
释义	半致死浓度 Encyclopedia 工学钻井液释 median lethal concentration；LC50半致死浓度动物急性毒性实验中，在一定时间内（一般取24小时）使受试动物半数死亡的毒性浓度。用LC50表示。
随便看	symplectic space symplectic structure symplectic topology symplectic transformation symplectic transformation group symplectic transvection symplectic vector field symplectic vector space symplectomorphism symplesiomorphy Sympodial bamboo sympodial branching sympodioconidium sympodium sympodula sympodulospore sympolyandria symporia symport Symposium Symposium on Implementation of Urban and Rural Planning in China Symposium on Novels of the Countryside Symposium on Philosophy and Social Science Work Symposium on the History and Theory of Urban Planning symptom

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。