假使你有機會進入這座明亮、寬敞的廠房。便可以看見在那裹有着很長一條由數十台機床、機械和各種装置連成的自動生產行列。它們都馬力十足地工作着。馬達發出低啞的響聲,鋒利的車刀由另件表面切下細長的金属屑,機床之間移動着傳送機的帶子。當你們看到這一切的時候,會感到驚奇,因為機 If you have the opportunity to enter this bright, spacious factory building. It can be seen that there is a very long automatic production line with dozens of machine tools, machinery and various devices. They all work with full horsepower. The motor made a dumb sound. The sharp turning tool cut the slender metal chips from the other surface and moved the conveyor belt between the machines. When you see it all, you will be surprised because