摘要
用工业废料粉煤灰、电石渣和石屑粉配制的“三废”砂浆，其性能与普通砂浆基本相同，经济效益与社会效益显著。
The perrormances of the '3 wastes' mortar prepared with 3 industrial wastes (i. e.flyash,calcium carbide sludge and stone screenings ) are basically the same as those of the common mar tor. Noticeable cconomic and social benefits can be achieved by using this kind of mortar
