chronic animal experiment 慢性动物实验
Chronic toxicant experiment 长期毒性实验
chronic toxic experiment 慢性毒性试验
chronic toxicity experiment 慢性毒性实验
chronic toxicological experiment 慢性毒性实验
Experiment chronic gastritis 实验性慢性胃炎
chronic sub-toxic experiment 亚慢性毒性实验
Methods: Rats model of chronic experiment gastric ulcer was made by gastric serosa acetic acid instillation.
方法：采用乙酸制备大鼠慢性胃溃疡模型。
Methods By sub chronic experiment in rats, changes of Cu and Zn in serum and their distribution in liver, muscle, bone and brain were detected.
方法通过大鼠亚慢性试验，分析血清锌、铜水平变化及肝、肌肉、长骨、脑中锌、铜的分布情况。
Consistent with the previous experiment they found that people who had a 'chronic disbelief' in free will were less likely to be helpful to others.
与前面的实验一致，他们发现那些有自由意志“习惯性不信任”的人更少倾向于帮助他人。
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