常見例句雙語例句The direct solving method for optimizing linear programming model of sewage drain pipeline network based on the topography_geomorphy is discussed firstly.討論了基于地勢-地貌的排污管網(wǎng)結(jié)構(gòu)系統(tǒng)的線性規(guī)劃模型的直接求解方法。 返回 geomorphy