半数: half the number; half中毒: poi-soning; methysis; intoxi ...浓度: potency; thickness; concentr ...半数中毒量: median toxic dose; medium toxic dose半中毒浓度: effect concentration中毒浓度: toxic concentration半数中毒剂量: median toxic dose td潜在中毒浓度: potentially toxic concentration最大中毒浓度: maximum toxic concentration最小中毒浓度: minimal toxic concentration公布的最低中毒浓度,颁布的最低毒物浓度: lowest published toxic concentration病毒浓度: virus concentration半数有效浓度: median effective concentration; medium effective concentration半数致死浓度: lc; lethal concentration 50; median lethal concentration; median tolerance limit; medium lethal concentration中数中间致死浓度: median lethal concentration半数生存极限浓度: medium tolerance limit中毒血浓度: toxic blood concentration; toxic blood level半数生存极限浓度,50: medium tolerance limit半数: half the number; half 半数以上 more than half; 半数必中界 fifty-percent zone; 半数据块 half block; 半数击倒时间 killing time of 50% (kt50); 半数值算法 seminumerical algorithm; 半数致死剂量 lethal dose of 50% (ld50); 半数致死浓度 lethal concentration of 50% (lc50); 半数致死时间 lethal time of 50% (lt50)空气中毒物浓度: air toxicant concentration半数最大清除率时血浆浓度: concentration in plasma at which the clearance rate is half of its maximal value半数最大清除率时血浆中浓度: concentration in plasma at which the clearance rate is one-half maximal最高容许浓度防止中毒: mac病毒浓缩: concentration of virus对数中期: mid-log phase