在挪威森林里,你可以看到一个工人驾驶着一台挖掘机,独自进行着挖沟、伐木、放缆、回填、夯实等一系列电缆铺设作业,这在国内可能需要一个工程施工队来完成;在德国公路上,你同样可以看到,一台通用型工程机械承担着路面铣刨、切割、 In the Norwegian forest, you can see that a worker driving an excavator and carrying out a series of cable laying operations such as trenching, logging, laying cables, backfilling and tamping alone may need a construction team in China to complete ; On the German road, you can also see that a general-purpose construction machinery bear pavement milling, cutting,