temperature traverse meaning in Chinese

温度变化
温度分布

There is an old saying in our field - " no dam is not crackable " . the crack is mainly because of the bad dilation after " alkali - aggregate reaction " , the temperature traverse inside and outside the concrete with the happening of heat evolution and the shrink of volume due to the cooling of concrete
水电行业有句“无坝不裂”的俗话，产生裂缝的原因主要有“碱集料反应”造成的破坏性膨胀，水泥水化过程中放出的热量出现的混凝土内外温度梯度和水泥石硬化后由于后期降温发生的体积收缩等造成。