sheetage纸张表面比率,纸张比重
sheetn.被单;纸;(薄)片;一片n.[船]帆脚索v.铺盖;使成片adj.片状的
Sheet and roller forming machines板材滚压成型机
sheet-metal perforating machine金属薄板冲孔机
sheets billowing in the breeze.床单被微风吹开
Sheet vacuum lift and transferring板材吸吊移载
Sheet Metal Tooling Design Section五金加工设计课
sheet-fed two-revolution press全张自动二回转平台印刷机
Sheet metal flexible-die forming板材软模成形
sheet - stone complex foundation片石复合基础
sheet-fed single colour perfector单张纸双面单色胶印机