More place in particular is given to the introduction of the precise equations for total heat content in smoke , replacing the former diagram so as to be suitable for using computers .
侧重介绍烟气热焓的精确计算公式以代替原有的图表，便于应用电子计算机。
His total heat output was measured and compared with the calorific content of the food he ate.
量出他的总热量输出，并与他吃进去的食物的含热量作了比较。
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