double-layer wallboard

英 美
  • 双层墙板
  • double adj.双重的;成双的;两倍的v.翻一番;使...加倍n.两倍;双份
  • layer n.层vi.分层vt.将某物堆积成层
  • wallboard n.人造壁板;壁板用板
    1. The wallboard comes in both white oak and yellow pine.
      墙板分两类,一种是白栎木,另一种是黄松。
    2. Phosphogysum can be used in products for which color is not so important, as in wallboard and cement.
      磷石膏可以用在不怎么讲究色泽的产品中,象墙板和水泥。