基本解释[土木建築工程]石碴垻英汉例句雙語例句Sandstone, mudstone and limestone rock-debris have a very wide distribution and are very frequently used as dam materials in Sichuan Provi- nce.砂巖、泥巖和灰巖石碴料是四川省分佈廣，使用最多的幾種垻料。rock debris dam更多例句专业释义土木建築工程石碴垻