3m的辨别 大家看下吧

https://news.html5.qq.com/share/7371202521045010754?url=http%3A%2F%2Fkuaibao.qq.com%2Fs%2F20200126A07SXH00&cardmode=1&dataSrc=96&docId=7371202521045010754&pid=1&queryId=1580080930340&sh_sid=5__12a29ada02407e81__6e381efe81eca3dcfbccaaa013b788cb&subjectId=1090009&zimeitiId=qeh_1370&ch=060000&qbredirect=&share=true&sc_id=47h0OjD

市面上假的太多  大家辨别下   人家说大部分都直接供给一线   网上的不是假的就是涨价的  真的太少