阵容含639名运动员，平均年龄24.4岁，将参加奥运会全部28个大项比赛，代表团将于27日第一个进驻奥运村。
The name list was unveiled Friday. The athletes, of an average age of 24.4, will be the first delegation heading to the Olympic Village Sunday.
结论：吗啡诱导的小鼠结肠慢传输运动模型日平均粪便重量减少、粪便性状变干硬、肠道推进率明显减慢。
Conclusions the mouse model of morphine-induced colon slow transit motility has dry and hard fecal character, decreased average daily fecal weight and the slow intestinal transit rate.
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