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。
Sub-chronic toxicity experiments show that crude oil vapor has a prominent effect on animal's nerve system.
方法利用大鼠进行短期毒性实验和亚慢性毒性实验，通过透明软骨的组织病理改变来观察低剂量T-2毒素对软骨的损伤作用。
Methods A short-term and a subchronic test on rats were respectively carried out to study the toxicity of low-dose T-2 toxin by observing the histopathological changes of transparent cartilage.
目的：通过观察实验动物使用木醋液后的急、慢性毒性反应，评估精制木醋液的安全性。
Objective: Safety of the purified wood vinegar was studied by the acute and chronicity toxic response on the experiment animal.
本研究以柳州黑鸡为实验对象，研究亚慢性硒中毒的病理变化和某些毒性机理。
This research regards black chicken of Liuzhou as experimental subjects, study pathology changing and some toxic mechanism that the inferior chronic selenium is poisoned.
方法通过石油沥青急性经口毒性、亚慢性吸入毒性及遗传毒性的实验研究，观察在该实验条件下，石油沥青对受试动物的影响。
Methods Acute oral toxicity test, subchronic inhalation toxicity test and mutagenicity test were conducted to observe the effects of petroleum asphalt in experimental animals.
目的探索红剑鱼、孔雀鱼和食蚊鱼作为实验动物用于七天亚慢性毒性试验材料的可行性。
Objective To explore the feasibility about Xiphophorus helleri, Poecilia and Gambusia affinis as test organisms for 7 day subchronic toxicity test .
目的探索红剑鱼、孔雀鱼和食蚊鱼作为实验动物用于七天亚慢性毒性试验材料的可行性。
Objective To explore the feasibility about Xiphophorus helleri, Poecilia and Gambusia affinis as test organisms for 7 day subchronic toxicity test .
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