The procedure, quality requirements and cautionary items during manufacturing chrome-tanned goat skin full grain garment leather were discussed and summarized in this paper.

 
  • 對鉻鞣山羊正面服裝革的生產(chǎn)工藝、質(zhì)量要求及生產(chǎn)過(guò)程中的注意事項進(jìn)行了討論和總結。
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目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan