常見例句雙語例句The paper also establishes mathematical model for the operating condition of the pipe network of heating with reference to relevant theorems and laws of fluid network and network graph theory.利用流體網(wǎng)絡(luò)及網(wǎng)絡(luò)圖論的有關(guān)定理定律，建立供熱管網(wǎng)水力工況的數(shù)學(xué)模型。 返回 reference operating condition