Dual-purpose shower head consists of handle and head and features that the water distributing plate is either one made of rough porous stone or conventional one with one cover of porous coarse cloth.
一种两用淋浴喷头，有喷头柄和喷头，其特征在于所述的喷头的布水板是由表面粗糙多孔性石料制造的或在现有布水板外套装一表面粗糙的多孔性布。
The skeleton texture formed by coarse aggregate affects the performance of cement stabilized stone with skeleton dense texture greatly.
粗集料形成的骨架结构对骨架密实结构水泥稳定碎石路用性能有较大影响。
Cement concrete, formed with cement, coarse and fine aggregates and water in appropriate proportion before a period of hardening, is a sort of stone material.
水泥混凝土是由水泥、粗集料、细集料和水按适当比例配合，经一定时间硬化而成的一种人造石材。
Concretes of C30 and C60 were prepared with iron mine tailings as fine aggregate and coarse aggregate and with natural sand and common crushed stone separately.
分别以铁尾矿砂和铁尾矿石代替天然砂和普通碎石配制了C30和C60两个强度等级的混凝土。
Concretes of C30 and C60 were prepared with iron mine tailings as fine aggregate and coarse aggregate and with natural sand and common crushed stone separately.
分别以铁尾矿砂和铁尾矿石代替天然砂和普通碎石配制了C30和C60两个强度等级的混凝土。
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