短语词组短語asphalt -concrete core wall 瀝青混凝土防滲心牆asphalt concrete core -wall rockfill dam 瀝青混凝土心牆堆石垻asphalt concrete anti -seepage core wall 瀝青混凝土防滲心牆rolling asphalt concrete core -wall 碾壓式瀝青混凝土心牆 返回 asphalt-concrete core