per cent fill 中文意思是什麼
per cent fill
解釋
充填百分率-
From 1990 to 1998, about 260 million cubic metres of marine fill ( 15 per cent from nearby regions in china ) and 170 million cubic metres of land - based fill were used for reclamation projects
在一九九零年至一九九八年期間,各項填海工程共耗用約2 . 6億立方米海砂(其中約一成半來自鄰近香港的內地地區)及1 . 7億立方米陸上填料。
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