Machines have been developed that could produce hundreds, even thousands, of identical parts that would fit into place where the broken puts were completely.
能够生产几百乃至几千个可互换的零件的机器研制出来了，这些可互换的零件完全适合于损坏了的零件的位置。
Taper the plug off a bit with the chisel so that it will fit into the hole.
