optics vegetation coverage

• 光学植被盖度

optics vegetation coverage的用法和样例：

例句

1. Field measurement and remote sensing measurement are rudimental approaches to get vegetation coverage.
   地表实测和遥感测量是获取植被盖度的两种基本途径。
2. The abilities of holding water and preventing erosion of cropland discarded are stronger than cropland thanks to its higher coverage, more litters and roots.
   撂荒地具有较高的植被盖度和数量较多的草本植物根系以及枯落物的积累，其保水防蚀能力优于农田。