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High waterproofing, high gas tightness , high carry capacity. Various in color, various choice.

高防水、高气密 、 高强度的新型铝窗, 更多颜色, 更多选择.

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High conductivity and gas tightness are the basic requirements for bipolar plate materials.

高电导和气密性是双极板材料需有的基本性能.

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