sample plot
短语词组
- sample -plot centre positioning 样地中心定位
- Sample -plot survey 标准地调查
- sample plot method [林]样地法
- sample plot index 样地指数;和样地指数
- sample plot surveying 样地调查
- fixed sample plot monitoring 样地监测
- purposive sample plot 标准地
- standard sample plot 标准样地 返回 sample plot