例句與造句

1. Alc approximate lethal concentration
   接近致死濃度
2. Approximate lethal concentration
   接近致死濃度
3. Median lethal concentration
   致死中濃度
4. 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
   在污染物對(duì)于水生生物的毒害作用方面已經(jīng)進(jìn)行了大量的研究，但是大多為毒物致死濃度方面的報(bào)道，而關(guān)于在亞致死濃度時(shí)它們對(duì)于機(jī)體的生理影響卻很少報(bào)道。
5. It's difficult to find lethal concentration in a sentence. 用lethal concentration造句挺難的