Decay by time machine被时间腐烂的机器

roasting by sintering machine烧结机焙烧

transport by simple machine半机械化运输

erection by bridging machine架桥机架设

cut by milling machine用铣刀对金属件进行切削

separation by jigging machine跳汰机分选

construction by bridge machine造桥机施工

drifting by tunneling machine平巷掘进机掘进

Produced by the machine机制车厢板