asphalt concrete anti-seepage core wall
asphalt concrete anti-seepage core wall
沥青混凝土防渗心墙
以上为机器翻译结果,长、整句建议使用 人工翻译 。
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The principle part of the dam which plays a supporting role is made of moraines and gravel and its middle position setting asphalt concrete core-wall plays an anti-seepage role.
大坝主体由堆石坝或砾石组成,起支撑作用,中间设置沥青混凝土心墙起防渗作用。
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