在线观看成人影院_欧美性爽视频_91麻豆免费在线视频_成人在线视频免费看

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  • XTM-350涂膜模具

    用此涂膜模具能制出350mm×320mm×1.5mm的試樣膜,然后用切片機切割涂膜可制得符合GB/T528標準規定的啞鈴狀Ⅰ型試樣,以備不同拉伸試驗之用。

    更新時間:2025-10-12
    產品型號:XTM-350
    瀏覽量:1597
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在线观看成人影院_欧美性爽视频_91麻豆免费在线视频_成人在线视频免费看
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