卵石,砾石及碎石,圆石子及燧石
Pebbles, gravel, broken or crushed stone, of a kind commonly used for concrete aggregates, for road metalling or for railway or other ballast, shingle and flint, whether or not heat-treated
无需监管证件
无需检验检疫
2517100000999卵石,砾石及碎石,圆石子及燧石(通常作混凝土粒料、铺路或其他路基用,不论是否热处理)复制