英语词汇LD50怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	LD50
释义	LD50 简明释义 n．半数致死剂量：用于评估化学物质毒性的指标，指导致50%受试生物死亡的物质剂量。网络释义 1 ?半数致死量半数致死量短语 1 LD 50 Lethal Dose 致命LD 2 ld 50 estimation ld估计 3 LD 50 acute derma 急性皮用致死量双语例句 1 About 50% of plants in SD13d-LD treatment reversed from reproductive development to vegetative growth, and other plants in this treatment bore short terminal racemes. 经13 d短日照处理后移至长日照下，约50%的植株发生开花逆转，另外50%的植株形成短的顶端花序；
随便看	calcium calcium saccharate Calcium,Saccharin calcium saccharin calcium salicylate calcium salt calcium-salt bouillon Calcium Salt Chlortetracycline calcium salt content Calcium Salt Cyanamide calcium salt of terramycin calcium salts Calcium-Sandoz calcium santonate calcium saturation degree calcium sediment calcium selenate calcium selenide calcium selenite calcium-sensing receptor calcium sensing receptor Calcium-Sensing Receptor,Parathyroid calcium sensitizer calcium sensor protein calcium sequestration

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。