1.
Assessment of Land Degradation on Qinghai-Tebet Plateau
青藏高原土地退化类型及其退化程度评价
2.
Land Degeneration Type Characteristic and Its Driving Force in Gansu Province;
甘肃省土地退化类型特征及其驱动力分析
3.
Existence and uniqueness of solution for a degenerating elliptic equations;
一类退化椭圆型方程解的存在唯一性
4.
Existence of Positive Solutions for a Class of Degenerate or Singular Equations
一类奇异或退化型方程正解的存在性
5.
A Comparison of Two Reliability Models Based on System Performance Degradation
两类系统性能退化可靠性模型的比较
6.
Soil biochemical activities under different land uses in typical degenerated mountainous region of western Yunnan
滇西典型退化山地不同利用类型土壤生化活性
7.
The salinization is one of the main types desertificated and the land degradation.
盐渍化是荒漠化和土地退化的主要类型之一。
8.
Study on Responses of Inner Mongolia Degraded Grasslands to Different Disturbances;
内蒙古退化草原对不同类型干扰的响应研究
9.
Properties of Solutions to Two Degenerate Parabolic Systems;
两类退化抛物型方程组解的存在性研究
10.
Existence of Boundary Value Problems of Solutions for a Class of Degenerate Parabolic Equations;
一类退化抛物型方程半无界问题解的存在性
11.
Positivity and Long Time Behavior of Solutions for a Degenerate Parabolic Equation
一类退化抛物型方程解的正性和长时间行为
12.
Blur identification of the degraded images based on Fourier analysis
基于频谱分析的退化图像模糊类型识别
13.
Study on the Types and Grade Partition Criterion of "Black Soil Type" Degraded Grassland in the "Three-River Headwaters" Region;
三江源区“黑土型”退化草地的类型及等级划分标准研究
14.
Study on the Nutrient,Microbe and Biochemical Effects of Soil with Different Utilization Types in Degraded Mountainous Area
退化山地不同利用类型土壤养分·微生物及生化作用研究
15.
human-induced degradation
人类引起的环境退化
16.
The Mixed Boundary Value Problem for a Class of Nonlinear Degenerate Elliptic Equations of Second Order in the Plane
一类非线性二阶退化椭圆型方程的混合边值问题
17.
Well-Posedness and Regularity of Boundary Vaule Problem for a Class of Second Order Degenerate Elliptic Equations;
一类退化二阶椭圆型方程边值问题的适定性及解的正则性
18.
Asymptotic Behavior for a Degenerate Parabolic System Coupled Via Non-local Sources;
一类由非局部源耦合的退化抛物型方程组的渐近估计