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- Ecosystem of karst area 岩溶生态系统
- So, for the railway route selection in karst area, it is important to optimize the railway route on the basie of the credible evaluation of karst collapse. 因此,对于岩溶区铁路选线设计,如何在较为可信的岩溶塌陷稳定性评判基础上,作出选线方案优化已具有重要的现实意义。
- This article gave prospecting examples about application of GPR, found out distribution and filling characteristic of karst, and supplied effective measures and foundation for geotechnical engineering prospecting and evaluation in karst area. 在已有的探测实例中应用探地雷达方法基本查明了岩溶的分布范围和充填性质,从而为岩溶区的岩土工程勘察和评价提供了有效手段及依据。
- Collapse mechanism of Karst area covered by impermeable cappings 阻水盖层分布区岩溶塌陷的物质基础及成因研究
- This destroyed the ecosystem of the island. 这样破坏了岛上的生态系统.
- This is a rare type of karst topography. 是非常罕见的喀斯特地貌景观。
- A typical phenomenon of karst topography. 是典型的峰林现象。
- Rocky desertification of land in karst area is one of the most serious problems, which retards economy development, ecosystem rehabilitation in Southwest China. 岩溶石漠化退化土地是目前西南岩溶地区经济发展、生态恢复与重建工作中严重的问题之一。
- The farmland ecosystem is of some characteristics in karst area, such as fragmentary sections, strictly restricted by water, very sensitive and frail to external impact, heavy population pressure. 喀斯特区农田生态系统具有空间分布上的破碎性、受水分限制明显、对外界影响既敏感又脆弱、人口压力巨大等特征。
- The Application in Survey Highway Bridge Location of Karst Area with Shallow Deck Earthquake Reflecting Wave Method 浅层地震反射波法在岩溶区公路桥位勘察中的应用
- THE LANDSCAPE CHARACTERISTICS OF KARST CAVE IN CONE KARST AREA AND EVALUATION ON THE TOURISM RESOURCE 锥状喀斯特区溶洞景观特征及其旅游资源评价
- Effect of Closing Hillsides to Facilitate Afforestation at Stony Hillsides of Karst Area in Southeastern Yunnan 滇东南岩溶地区石质山封山育林效果初探
- Nutrient balance in rice field ecosystem of northern China. 北方稻田生态系统养分平衡研究。
- They still study the ecosystem of the Great Lakes today. 今天他们还在研究五大湖的生态系统.
- CLASSIFICATION, FEATURES OF KARST WATER SYSTEM AND KEY POINT FOR THE EVALUATION TO KARST WATER EXPLORATION IN SOUTHWEST CHINA KARST AREA 西南岩溶地区岩溶水系统分类、特征及勘查评价要点
- As a result, the ecosystem of this area is insecure, and its ecological environment is weak relatively. 结果显示,该地区生态系统是不安全的,生态环境相对脆弱。
- The result Showed that the ovirall ecosystem of the area aran area has being degeneration. 表明目前城区总体生态环境仍在不断退化。
- Ground collapse is a common geological hazard in shallow buried karst area. 地面塌陷是浅埋岩溶区常见的一种地质灾害。
- Acidic erosion in Rhode area in East USA is very serious, which is toxic to ecosystem of the area and lakes. 美国东部地区的罗得河流域遭受着严重的酸沉降侵蚀,对流域和内湖生态系统产生了致毒影响。
- Studies on Energy Budget of the Ecosystem of the Nanhu Lake, Changchun. 长春南湖生态系统能量收支的研究。