The feasibility of making newspaper with NSSC pulping by using one-year-old zhonglin aspens which was cultivatel in high density in supershort cutting period was studied.

 
  • 探讨采用高密度超短轮伐期栽培技术种植的一年树龄中林杨全树带皮材,NSSC法制浆及生产新闻纸的可行性。
今日热词
目录 附录 查词历史