... 造模地坑 molding pit 地坑车床 pit lathe 安全壳地坑 containment sump ...
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... 落地磅称 pit scale; 落地车床 face lathe; face-plate lathe; floor type lathe; pit lathe; surfacing lathe; 落地称 loadometer; ...
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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；
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