短語詞組短語sand -blowing and -filling ground leveling 吹填砂場平Sand -filling blasting 填沙爆破expressway sand -filling 高速公路包砂sand mixing stone shift -filling 砂夾石換填tailings -sand filling material 尾砂充填料Cemented fine -sand filling mass 細(xì)砂膠結(jié)充填體Weight of sand filling micro -vibration 自重微振填砂 返回 sand filling