For example is also a large machine tools such as casting production lathe bed, generally USES the method of cores modelling, don't make shape and sand box, in the pit of cores in;
例如同样是生产大型机床床身等铸件，一般采用组芯造型法，不制作模样和砂箱，在地坑中组芯；
2
The invention relates to a casting process for large-volume concrete, in particular to a casting process for large-volume concrete of a dock entrance of a foundation pit in water area.
本发明涉及大体积砼的浇注工艺，特别涉及水上基坑内坞口的大体积砼的 浇注工艺。
3
The effect of casting blast could influence working performance of dragline and cost of production in open-pit.