stainless steel water pipe
不锈钢水管 stainless steel water pipe
Stainless steel water supply pipe
stainless steel straw water bottle
stainless steel insulated straw kettle
不锈钢水管,其具有漏水率很低,可以节约宝贵的水资源特点。上世纪八十年代时的水管漏水率在17%左右,改用不锈钢水管后漏水率降到7%。