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style="text-indent:2em;"> <span style="color:#0020FF;">您或许想要了?/span><span style="color:#0020FF;">Q?a href="http://xinsystems.com/news/61.html">矛_庄PVC安全环?l色卫生</a></span> </p> <p style="text-indent:2em;">6up扑克之星亚洲版 PPR材应该如何去识别它的好?</p> <p style="text-indent:2em;"> “看”外观,颜色Q好的PP-R水管色泽柔和均匀一_无杂艌Ӏ?</p> <p style="text-indent:2em;"> “摸”质圎ͼ好的PP-R水管100%是PP-R原料Q无Md料)质地U正Q表面光z,手感柔和Q伪PP-R手感光滑,一般来_颗粒_糙的很可能掺和了杂质; </p> <p style="text-indent:2em;"> “闻”气呻IPP-R主要材料是聚丙烯,好的材没有气味Q差的则有怪味Q很可能是掺和了聚乙烯,而非聚丙烯; </p> <p style="text-indent:2em;"> “捏”硬度,PP-R具有相当的度Q随随便便可以捏变Ş的管Q肯定不是优质P如何识别<b>ppr?/b>的好坏PQR; </p> <p style="text-indent:2em;"> 如果<a href="http://xinsystems.com/supply/80.html">ppr?/a>厂家为大家准备的q篇“优质的<b>ppr?/b>厂家 如何识别<b>ppr?/b>的好坏”对大家有所帮助Q希望能收藏一下,如果有什么不的地方Q也希望您能l我们指出来Q让我们有更多的q步?</p></div> <div class="n_article_next"><div>上一?<a href="71.html">【图文】保障良好的ppr材厂家 如何识别ppr的好坏</a></div> <div>下一?<a href="69.html">【图文】ppr厂家带您了解ppr用?ppr厂家哪家好龙洋道告诉?/a></div> </div> <div class="tag">相关标签Q?a href='/key.aspx?k=+ppr%b9%dc'> 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