This article presents a description on establishment of the national forest inventory database management system.

论述了国家森林资源连续清查（简称连清）成果数据库管理系统的建立方法。

youdao

The binary tree forest data structure is used to describe the lever load system of structure test. On the basis of this description, a optimum method of load system design is studied.

采用二叉树森林数据结构来描述结构试验的杠杆加载系统，在此基础之上对加载系统的优化设计方法进行了研究。

youdao

This paper gives a brief description on the present state of and the major problems in the management of occupied and used forest land.

扼要阐述了当前我国占用征用林地管理的基本现状和存在的主要问题。

youdao