“石膏粉”造句
他们替一头小黑牛抹上
石膏粉, 便说: “ 你已经白了. ”
They black heifer chalk , said ,'she is white , Bos cretatus. "
将一套集散控制系统 ( DCS ) 应用在
石膏粉生产线上.
A set of distributed control system ( DCS ) in land plaster is introduced.
建筑
石膏粉是以β 半 水石膏为主要成份的粉状胶结材料.
Building gypsum powder is � � - water gypsum as the main ingredients of powdered cement materials.