例句與造句

1. the contribution ratio of the surface heat source is expressed by its boundary condition and that of the inner volumetric source expressed by the source term in the governing equation, and the total contribution ratios from all the discrete heat sources are unity
   其次，通過廣泛意義上的貢獻(xiàn)因子概念來描述/鑒別不同的離散熱源。最后，在熱源統(tǒng)一的傳熱特性基礎(chǔ)上定義了熱源強(qiáng)度概念，它決定了離散熱源在相互作用中的地位。
2. It's difficult to find surface heat source in a sentence. 用surface heat source造句挺難的