Sub-chronic toxicity experiments show that crude oil vapor has a prominent effect on animal's nerve system.
亚慢性毒性实验研究表明，原油油气对动物神经系统的影响较为突出。
2
To study the acute and sub-chronic toxicity and mutagenicity of the Tridemorph pesticide and evaluate its safety.
目的研究十三吗啉原药的急性和亚慢性毒性及致突变性，对其进行安全性评价。
3
To explore the sub-chronic toxicity of pdibutalin and the largest ineffective dosage, and provide sufficient toxicological data for long-term toxicological experiments.