Represented is the way I milk engineer who presided over the design of the Chinese people to build the first railway autonomy - Jing Zhang Railway幫忙寫寫詹天佑的為什么要建造這條鐵路，原因大致就是為了民族的利益等等吧，單詞簡單一點(diǎn)的，快一點(diǎn)，等著急用，謝謝啦?。epresented to name race, national interests, not afraid to laugh, not afraid of difficulties. Is the most distinguished engineers.給分啦！