1) secondary plot
副区
2) subplot
副区
3) Inertial subrange
惯性副区
4) the first sub zone of loess hilly region
黄丘一副区
5) the second of gullied rolling area on the Loss Plateau
黄土丘陵二副区
6) loess hilly region (I)
黄土丘陵区第I副区
7) the 2nd sub region in loess hilly area
黄土丘陵区第二副区
8) No.1 sub region of gullied rolling loess plateau
黄土丘陵沟壑区第一副区
1.
The paper analyzed and studied the regional geography, landforms, hydrological characteristics, soil erosion characteristics and the cause of soil erosion on the basis of investigation, experiment and observation on large scale in the No.
在对黄土丘陵沟壑区第一副区进行大量的观测、试验和调查的基础上，分析研究了其区域地理地貌、水文特性、土壤侵蚀特征以及水土流失状况。
补充资料：HⅡ区和HⅠ区
见电离氢区和中性氢区。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。