结果表明，鸡的总产热量（THP）、显热量（SHP）与鸡日龄间存在着显著的相关性；
The results showed that the total heat production(THP)and sensible heat production(SHP)have significant correlation with pullet′s day old;
性状白色粉状结晶；易溶于水，水溶液显碱性，并放出热量，易潮解；与酸发生反应生成盐。
Character of Sodium carbonate white powder crystal; When it dissolves in water, the liquid will have alkalinity, and emit heat; Sodium carbonate and acid react to salt.
显热传递和循环流动速度决定了净换热量的大小。
While the sensible heat transfer and flow velocity contribute to the most heat transfer amount.
显热传递和循环流动速度决定了净换热量的大小。
While the sensible heat transfer and flow velocity contribute to the most heat transfer amount.
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