俄罗斯木结构用规格材体系研究任务书
2021-12-14 22:07:09
1. 毕业设计(论文)的内容、要求、设计方案、规划等
俄罗斯原木生产潜力巨大,俄罗斯的木材蓄积量居世界前列,木材可采伐量极大, 而且成熟林和过熟林占绝对优势。
目前,俄罗斯木材年采伐量约为1.3亿立方米,而实际可采伐量达 5.51亿立方米。
也就是说,俄罗斯的木材采伐量仅仅达到其可采伐量的 1/4左右。
2. 参考文献(不低于12篇)
1.中国木业信息网 http://www.wood168.net/woodnews/35169.html2.木材规格材研究现状与展望[J]. 郭伟,费本华,陈恩灵,任海青.世界林业研究.2008(03)3.我国木结构建筑行业发展现状分析[J]. 郭伟,费本华,陈恩灵,任海青,周海宾.木材工业.2009(02)4.日本市场的加拿大SPF规格锯材需求稳定[J]. 秦莉.国际木业.2012(10)5.原木、锯材[J]. 国际木业.2013(12)8.入世以来我国进口原木需求及数量变化[J]. 吴建波,周明华.植物检疫.2009(S1)9.木材科学[M]. 东北林业大学出版社 , 李坚等 编著, 199410.我国进口俄罗斯木材结构分析程 宝栋 宋维明 章升 东11.关于我国木材市场分析 陈晓林 刘喜双 (黑龙江省林业设计研究院)12.俄罗斯木材市场状况分析 郑桂银13.Estimating the influence of knots on the local longitudinal stiffness in radiata pine structural timber[J] . P. Xu.Wood Science and Technology . 2002 (6)14.Variation of tensile strength with annual rings for lumber from the Japanese larch[J] . Jianjun Zhu,Tatsuo Nakano,Morihiko Tokumoto,Takashi Takeda.Journal of Wood Science . 2000 (4)15.Effect of growth rate on wood specific gravity and selected mechanical properties in individual species from distinct wood categories[J] . S. Y. Zhang.Wood Science and Technology . 1995 (6)16.I mpact of initial spacingon plantation black spruce lumber grade yield,bendingproperties,and yield. Zhang S Y,Gilles C,Ren H Q,et al. Wood and Fiber Science . 200217.Variation of tensile strengthwith annual rings for lumber from the Japanese larch. Zhu J J,Tatsuo N,Morihiko T. Journal of Wood Science . 200018.Effect of single knots on tensile strength of 2-by 8-inch Douglas-fir dimension lumber. Kunesh,R.H,and J.W.Johnson. Forest Products Journal . 197219.Estimating the influence of knots on the local longitudinal stiffness in radiate pine structural timber. P. Xu. Wood Science and Technology . 200220.Effect of growth rate on wood specific gravity and selected mechanical properties in individual species from distinct wood categories. Zhang S Y. Wood Science and Technology . 1995