搜索结果: 1-1 共查到“农学 vegetation type”相关记录1条 . 查询时间(0.053 秒)
Effects of vegetation type and horizontal curve radius on the rate of tree pruning to provide line of sight on main access roads
tree pruning vegetation type sight line
font style='font-size:12px;'>
2015/5/5
The present investigation was carried out to assess the influence of vegetation type and horizontal curve
radius on the rate of tree pruning to provide the line of sight on horizontal curves in Casp...