lethal concentration meaning in English

致命浓度
致死浓度

Alc approximate lethal concentration
接近致死浓度
Approximate lethal concentration
接近致死浓度
Median lethal concentration
致死中浓度
Many studies have been carried out on the toxicity of pollutants to aquatic animals , most of them are focused on the information of lethal concentrations , few have concerned the effects of sublethal concentration on the metabolism conditions
在污染物对于水生生物的毒害作用方面已经进行了大量的研究，但是大多为毒物致死浓度方面的报道，而关于在亚致死浓度时它们对于机体的生理影响却很少报道。