A detector which can measure the wateractivityof food and medicine in different temperature is developed.
本文研制了一种能测量不同温度下的食品和医药水分活度的检测仪。
2
They occur primarily in regions of recent volcanic activity as hot, dry rock; natural hot water; or natural steam.
地热能主要以干热的岩石、自然热水或自然蒸汽的形式出现在近期火山活动的区域。
3
The latter two sources are limited to those few areas where surface water seeps down through underground faults or fractures to reach deep rocks heated by the recent activityof molten rock material.