论文部分内容阅读
木材在国民经济建设和人民生活中,具有极其重要的意义。木材除广泛地用作建筑、船舶、车辆、电柱、枕木、桥梁、坑木和农具等以外,也是芳香油、林脂、树胶和木材热解工业、多种化工业的重要原料。从人们的衣食住行。到国家建设的各个方面,几乎离不开木材,因此,木材被誉为万能的原料。木材的用途也是随着科学技术的发展而发展。我国幅员辽阔,自然地理条件多变,树木种类极其繁多,且多为珍贵树种。在生产实践中,为了方便和有利于生产,把各种各样的木材,尤其是商品材进行适当的分类,是完全必要的。但目前使用的商品木材归类方法,还存在一定缺陷,应加以尽速改善。本文的目的,在于通过对当前商品木材归类的实际情况进行分析,提出个人的看法
Timber is of great importance in the construction of the national economy and people’s life. In addition to being widely used in buildings, ships, vehicles, electric poles, sleepers, bridges, pits and farm implements, wood is also an important raw material for aromatherapy, linoleum, gum and wood pyrolysis industries and a wide range of chemical industries. From people’s basic necessities of life. To all aspects of national construction, almost inseparable from the wood, therefore, wood is praised as a universal raw materials. The use of wood is also with the development of science and technology and development. My country has a vast territory, varied natural and geographical conditions, extremely diverse tree species, and mostly precious species. In production practice, it is absolutely necessary to classify all kinds of wood, especially commercial timber, in order to facilitate and facilitate the production. However, there are still some shortcomings in the methods of timber classification currently used and should be improved as soon as possible. The purpose of this article is to present a personal opinion by analyzing the actual situation of the current commodity timber classification