Objective:To study the effects of zinc on ACTH secretion and cold endurance of recruits in cold environment.

目的：研究锌对寒区新兵促肾上腺皮质激素（ACTH）分泌及耐寒的作用。

youdao

Now, this technique has been widely applied to study molecular mechanism of resistant genes, such as drought tolerance, cold endurance and disease resistance.

目前这一研究技术也已广泛应用于抗性基因如抗旱、耐低温和抗病特性的分子机理研究中。

youdao

Also do RACES in cold water and in hot water. Try "sprint" RACES that challenge you to keep your speed up the entire time, as well as RACES that test your endurance and your ability to pace yourself.

试着“冲刺”游法，这可以挑战你在整个时间内保持高速的能力，也可以游一些可以测试你耐力和控制自己比赛节奏的能力的游法。

youdao

But he and his generals underestimated the endurance and valor of the Russian people, as well as the bitterly cold winter conditions under which they would be fighting.

FORBES: Declining Populations Make Peaceful Neighbors