12孩岁女被躁BD,含着她的花蒂让她喷水,国产睡熟迷奷系列精品,久久成人麻豆午夜电影,公交车纯肉超H奶水林柔,白嫩外女BBWBBWBBW,欧美精品VIDEOSBESTSEXHD4K,国产精品久久久久久亚洲影视内衣,性生交大图片费看,影音先锋中文字幕人妻

DGB001                                     DGB002                                        DGB003

DGB004                                     DGB005                                        DGB006

  我公司根據機械設備密封條的使用情況，基于二十年的密封膠條研發經驗，研發出了具有自身特點的，機械設備密封條―其具有密封性好，防水，防火、防蟲、防風、隔光、防撞以及使用年限長等特點。
    我公司密封條是由具有良好彈性和抗壓縮變形、耐老化、臭氧、化學作用、較寬的使用溫度范圍（-40℃~+120℃）的三元乙丙橡膠(EPDM)橡膠發泡與密實復合而成，內含獨特的金屬夾具和舌形扣，堅固耐用. 在各種機柜上起著很關鍵的作用。
產品別名：
電器柜密封條  電柜密封條  電控柜密封膠條 各種機械密封條  各種設備密封條  電箱密封條  機柜密封條  機箱防水膠條  柜門密封膠條

主要作用： 防蟲 防風 隔光 防撞 隔聲 隔煙 防水

DGB007                                     DGB008                                        DGB009

DGB010                                     DGB011                                        DGB012

DGB013                                     DGB014                                        DGB015

DGB016                                     DGB017                                        DGB018

DGB019                                     DGB020                                        DGB021

DGB022                                     DGB023                                        DGB024

DGB025                                     DGB026                                        DGB027

DGB028                                     DGB029                                        DGB030

DGB031                                     DGB032                                        DGB033

DGB034                                     DGB035                                        DGB036

DGB037                                     DGB038                                        DGB039

DGB040                                     DGB041                                        DGB042

DGB043                                        DGB044