建国以来,我国木材采运部门,本着艰苦奋斗、勤俭建国、自力更生、奋发图强的精神,从无到有,从小到大,目前已拥有一个较大的机械化木材生产基地,担负着全国木材生产的主要任务。然而,西南极为丰富的森林资源,过去长期以来,因交通不便,始终未得到大规模的开发。其中部分林区虽进行了一些采伐,但作业方式大多为手工操作,不但效率 Since the founding of the People’s Republic of China, our country’s timber mining and transportation departments, in the spirit of hard work, thrift and nation-building, self-reliance and hard work, have grown from nothing to small and large. At present, China has a large mechanized timber production base and shoulders the responsibility of producing timber main mission. However, the vast amount of forest resources in the southwest has not been extensively developed for a long time due to traffic inconvenience. Although some logging has been carried out in some of the forest areas, most of the operations are carried out manually, not only in efficiency