4个复式3中3有多少组

简介：Currently, there is only one project in the capital that uses workers from the Ministry of Works, and that is the renovation of the Beijing barracks. However, only three thousand craftsmen are used in total. Compared with the 100,000 craftsmen in the capital, this is a drop in the bucket. Although the craftsmen and craftsmen all provide their own tools, the workmanship is still limited. The department's warehouse always has a lot of tools, so why can't it even take out a thousand pickaxes?