1) grooved upland
沟切高原
2) gully region of Loess Plateau
高原沟壑区
1.
This paper explored the difference of farm households land management behavior based on investigation in wangdonggou watershed in gully region of loess plateau.
通过对高原沟壑区长武王东沟小流域农户的实地调查,对不同收入水平农户土地经营行为的差异作了初步探索。
3) high contact principle
高切原理
1.
Then a candidate solution is obtained by using high contact principle to solve a free bounded problem, and it is the optimal solution which is verified by optimal stopping theory.
建立了问题的最优停止模型,利用高切原理求解一个自由边界问题,得到候选解,运用最优停止理论验证了其的确为最优解,显式地给出最优投资时点并进行了比较静态分析。
4) dissected plateau
切割高原
5) gully region of loess plateau
黄土高原沟壑区
1.
Changes of orchard soil carbon,nitrogen and phosphorus in gully region of Loess Plateau;
黄土高原沟壑区不同年限苹果园土壤碳、氮、磷变化特征
2.
To solve the problem of environment deterioration and low economic benefit for protection forest system in Loess Plateau,we systematically studied the soil moisture and nutrients for eco-economic type of protection forest in gully region of loess plateau through field investigation and laboratory analysis.
针对黄土高原生态环境恶化以及黄土高原防护林体系经济效益低下的问题,以黄土高原沟壑区生态经济型防护林为研究对象,通过野外调查与室内分析相结合的方法,系统研究了林地的水分和养分特征,并以水分生态条件为依据,对黄土高原沟壑区生态经济型防护林进行了空间配置。
6) the Loess Plateau
黄土高原沟壑区
1.
Energy analysis of apple fruit industry ecosystem in the Loess Plateau;
黄土高原沟壑区农户果业生态系统的能值分析
2.
Application of Data Excavation Technique to Runoff and Sediment Yield Model of the Loess Plateau;
数据挖掘技术在黄土高原沟壑区产流产沙模型中的应用
补充资料：沟壑
山沟；坑：～纵横。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条