Конструкция из дробленого камня цветной дробленый

Stone is a broad term, referring to white stone, color stone, black stone, gravel, gravel, pebble and so on, can be selected according to their own needs, generally white stone, color stone, black stone particle size is smaller, use and decoration engineering, and gravel, gravel, pebble is applicable to the structure, municipal, highway, railway and other areas.