Form and dimension may also be achieved by a number of alternative processes such as hot or cold extrusion, sand casting, die casting, and precision casting.
2
我们把这些压成细粉,然后混合在水泥及沙里,之后把它放在一个模盒里,作成混凝土制的产品。
We pulverise these to make it powder-like and we mix it with cement and sand and put it in a mould and turn it into concrete products.
3
在庙宫水库排沙洞的衬砌施工中使用了针梁式混凝土衬砌钢模台车。
We have used needle beam telescoping steel form in the Mao-Gong reservoir sediment tunnel in the concrete lining.