Furthermore, the system for gradingtimber was agreed on by the two countries in 2006, when they settled their previous spat over softwood lumber.
此外木材等级分类系统是在2006年，两国就软木材发生争议时，经过双方的同意而建立的。
2
In order to solve the problem of grading the timber, the authors have put forward a kind of classification method by utilizing neural network and wood surface color characteristics.
为了解决木材的分级问题，提出了利用神经网络和木材表面颜色特征对木材进行分级的方法。
3
On the basis of grading, two evaluating methods of timber woodland are advanced, which are standard land-value modified method and land-value model method.