军工产业

机枪的零件是由加热锻造的合金钢炼制而成。在零件生产车间，主管正在查看工人是否正确的操作机器。

Production for War

Machine gun parts are made from the finished alloy steel which has come from the furnace and the forge.In the shop where parts are made,the foreman sees that the workers under him are handling their machines properly.