trackage 中文意思是什麼
trackage
解釋
鐵路軌道-
With the more than 20, 000 miles of rails added to the transportation system between 1850 and 1860, total trackage surpassed 30, 000 at the end of the decade, and the volume of freight traffic equaled that of canals
1860年間，鐵路運輸系統又增加了2萬英里，到1860年底，鐵路總里程已超過3萬英里，鐵路貨運量與運河持平。
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