survive time meaning in English

成活期

Only men of great resolution can stand up and survive times of trouble and spiritual decadence
唯有意志非常坚强的人才能挺身熬过纷扰不安、道德败坏的时代。
Main reason is : the first , avian flu virus is more sensitive to temperature , as environmental temperature elevatory , virus surviving time shortens
主要原因是：第一，禽流感病毒对温度比较敏感，随着环境温度的升高，病毒存活时间缩短。
Mice of group b mostly survived for more than 60 days , except two mice died on day 18 , 31 respective . surviving time of group a compared with group b was significant
而a组除2只小鼠分别于18天、刀天死亡外，余均存活超过60天，与b组有显著差异。
The surviving time upon heat exposure and the swimming time were examined and the physiologic and biochemical changes such as body weight , potassium concentration , blood sugar , hemoglobin were compared before and after heat exposure
并比较了高温适应前后以及高温处理前后小鼠的一些生理生化指标如体重、血清中钾离子浓度、血糖含量和血红蛋白含量。