常见例句Keywords Xiang-Lei Highway;fonudation;arenite;exploitation of rock materials; 湘耒公路;路基;红砂岩;料石开;lithic sublabile arenite 岩屑亚稳定砂屑岩subfeldspathic lithic arenite 亚长石质岩屑砂屑岩 返回 arenite