中国黄色一级毛片丨性久久久久久丨色诱亚洲精品久久久久久丨欧美成人自拍丨91巨炮在线丨欧美3p两根一起进高清视频丨欧美成aⅴ人在线视频丨欧美人妖xxxx丨全程穿着长靴做爰在线观看丨久久久久久久性丨免费1000部激情免费视频丨黄色视屏在线播放丨不卡无在线一区二区三区观丨国产精品自产拍在线观看中文丨中国字幕一色哟哟丨精品视频一区二区三区在线观看丨国产精品视频六区丨日本成熟少妇激情视频免费看丨在线观看av大片丨国语自产精品视频在线30丨欧美日韩首页丨日日噜噜噜夜夜爽爽狠狠片丨国内外免费激情视频丨久久精品操丨久操青青

Welcome to Beifang Waterproof. Ancient have positive Dayu, this is Beifang Waterproof !

  • Elastomer (SBS) Modified Bituminous Waterproof Sheet Material

    http://m.mnrszhz.cn/en/upload/2015/06/16/14344230493551m2fov.jpg

    HLS-110 Elastomer(SBS) modified bitumen waterproof membrane is saturating the membrane base with modified bitumen, thermoplastic elastomer (styrene butadiene-SBS), reinforced with polyester or fiberglass, with fine sand, mineral slate(or grains)or polythene membrane on top.

  • Atactic polypropylene(APP) Modified Bituminous Sheet Material

    http://m.mnrszhz.cn/en/upload/2015/06/16/143442309565543v3nh.jpg

    Atactic polypropylene(APP) Modified Bituminous Sheet Materialis saturating the membrane base with modified bitumen, atactic polypropylene(APP), reinforced with polyester or fiberglass, with fine sand, mineral slate(or grains)or polythene membrane on top.

  • Root penetration resistance of waterproof sheets for green roof system

    http://m.mnrszhz.cn/en/upload/2015/06/16/1434425870928ozuqp.jpg

    SBS/APP modified bituminous root penetration resistance waterproof sheet material is the material with Ligament polyester filler as the base, with SBS/APP modified asphalt adding chemical root resistance agent as cover materials, which has prevented the plant root penetration and wat…

400-6899-550

7*24 Hot Online

Online Service

Service Time:8:30-22:00