Through the typical sample survey, I have ascertained the output of bow leaf of oak treeseed.
通过典型抽样调查，查明甘肃林区主要建群树种橡树的籽壳碗叶的产量；
2
To distinguish the treeseed accurately, appropriately the timber wood, must understand some commonly used lumbers fully the performance characteristic.
为了准确识别树种，恰如其分地用材，必须充分了解一些常用木材的性能特征。
3
With the help of achievements we have made, I analyze and synthesize the prospect of developing the bowl leaf of oak treeseed in forest region of Gansu.