Secondly, the treatment of wood with natural drying and drying furnace drying, remove the gap between wood and veins shrink the gap between moderate to avoid crimping deformation.

 
  • 其次,木材的處理方式采用自然烘干和干燥爐烘干法,除去木頭間的空隙并將紋路間的空隙適度收縮以避免卷曲變形。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan