黄土高原

Based on GIS methods and Horton laws of a river system,this paper discusses the fractal properties of the Huluhe Drainage Basin,which is located on the Loess Plateau of Northwest China.

基于地理信息系统方法和Horton水系定律，对黄土高原地区葫芦河流域的水系分形特征进行了探讨。

In the paper, the concept and characteristics of knowledge maps in geographic knowledge visualization are mainly explored according to the dual coding theory of representation of mental images, features of geospatial thinking, and need for supporting visual exploring of geo-knowledge.

结合"地学图解与图谱"以及目前管理领域的知识可视化领域的新发展[11]，本文建立地理知识可视化概念，并且侧重于地理知识可视化中知识图特征研究，并以黄土高原小流域坝系规划中知识可视化为例进行应用说明。

Cave dwelling is a traditional house style, which is adapted to natural conditions in Loess Plateau of China.

窑洞是适应中国黄土高原地区自然条件而产生的一种传统民居建筑形式。

Studying the land use changes in the Loess Plateau can provide important information for decision-making of ecologic construction.

研究黄土高原的土地利用变化，可为其生态建设提供重要的决策依据。

Soil CaCO3 eluviation and deposition process is the most important development and evolution process of soil, from parent material to mature soil in the Loess Plateau, arid and semiarid area.

土壤碳酸钙(CaCO_3)的淋溶淀积过程是黄土高原以及干旱和半干旱地区土壤形成发育的主要过程之一，也是地球化学过程的主要内容。

Loess Plateau of China is one of the most serious soil erosion areas in the world.

黄土高原是世界上土壤侵蚀最强烈的地区之一。

The effects of different sowing dates for two varieties of field pea have been examined through field site observations in an arid area of the Loess Plateau over two years. The experiment focused on two varieties of field pea, Green pea, which has high yield, and Yannong 2, which has low yield.

通过定位试验，探讨了黄土高原旱地不同播种期对豌豆产量的影响，供试材料为绿豌豆和燕农2号。

According to the material of field investigation and survey, tectonic erosion periods and their erosion are studied.

根据野外调查和实际测量资料，研究了黄土高原构造侵蚀期和期内造成的侵蚀。

Based on the data observed from 1989 to 1998 in Ziwuling, the change of soil erosion and soil physico-mechanical properties was studied after forestland reclamation.

在黄土高原现代侵蚀中，人为活动引起的人为加速侵蚀居于主导地位[1，2]。

Depending on the Qingyang Loess Plateau Test Station, according to the theory of ecological economy,using modern biological and ecological engineering technique, the complex system composed by fruiter and foragegrass, grain crops, economic crops were approached.

以庆阳黄土高原试验站为依托，根据生态经济学原理，运用现代生物和生态工程技术，探讨了果树与牧草、粮食作物、经济作物等构成的复合系统。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。