陶环

  • 网络Earthen Ring
陶环陶环
  1. 4种填料的净化性能及经济性的综合排序为:轻质陶块>瓷环>不锈钢环>塑料环;

    Based on their purifying capacity and economy , the synthetic order of the four kinds of packing materials is as follows : light weight ceramic lump > porcelain ring > stainless steel ring > plastic ring .