基本解釋[材料科學(xué)]灰底涂布白板紙英漢例句雙語(yǔ)例句Duplex Board Grey; white Back;灰底白板紙；duplex grey board更多例句詞組短語(yǔ)短語(yǔ)COATED DUPLEX BOARD GREY BACK 灰背紙板buy Duplex Board Grey Back 英國(guó)買(mǎi)家duplex board with grey 灰背卡紙Duplex board with grey back 灰背咭duplex grey board更多詞組專(zhuān)業(yè)釋義材料科學(xué)灰底涂布白板紙