High zinc intake increased the zinc concentration in tissues in normal rats, but it restrained the decrease of zinc concentration in tissues due to acute cold exposure.
Because the packings on the second plate were blocked by polymer, water from the reflux pump condensed and entered into the bottom of the tower to cause the cavitation of the pump.
3
冬季干旱,不下雨还好,一下绝对冷到暴。
Winter drought, rain is not good, what is cold to violence.