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一边摸一边做爽的视频17国产,少妇人妻系列1~100,人人妻人人澡人人爽欧美一区双

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供應(yīng)美國杜邦 PBT 625FD
545: 45% Glass reinforced(45%玻璃纖維增強(qiáng)) 555: 55% Glass reinforced modified polyethylene terephthalate with superior stiffness, dimensional stability, heat resistance and outstanding resistance to creep.(55%玻璃纖維增強(qiáng)改性優(yōu)越剛度,尺寸穩(wěn)定性,耐熱性和杰出的抗蠕變聚對(duì)苯二甲酸乙二醇酯) 625FD: Rynite? 625FD is a 25% mica/glass reinforced modified polyethylene terephthalate product designed for balanced electrical and mechanical properties(Rynite?625FD是25%,云母/玻璃纖維增強(qiáng)改性均衡電氣和機(jī)械性能聚對(duì)苯二甲酸乙二醇酯產(chǎn)品設(shè)計(jì))

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