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|  | | 为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。 | |
Grasscutters or cane rats (Thryonomys spp.) are widely-distributed and valuable animals in West and Central Africa.
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Valuable animals, including endangered species were in danger of extermination.
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The concern to safeguard certain rare or valuable animals in infected countries has also prompted the FAO and OIE to adopt specific positions.
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Tuberculin testing may be used in mammals, and small, valuable animals can be radiographed.
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| | The forest of Parashorea chinensis var.kwangsiensis is distribution in Ancun village,Hekou County,Yunnan Province which is a karst area with high- er temperature and humidity.The area is characterized by the limestone plants such as Burretiodendron hsiermu,Garcinia paucinervis,Cephalomappa sinensis and other plants.The result of the analysis on the synecology shows that the forest has its characteristics of the tropical monsoon rain forest.There are many rare valuable animals and plants in this ... | | 云南河口安村的擎天树林分布在具较高温度及湿度的岩溶地区,含蚬木、金丝李、肥牛木等石灰山植物。据群落生态学分析,这类森林显示了季节雨林的特点。这一地区及邻近地区具有许多珍稀动、植物,但森林面积日趋减少,急待建立保护区。 | | 文摘来源 | | The Northern Tibet Plateau with an area of about 600,000 km2 and an altitude of more than 4500 m above sea level is the main part of the Qinghai-Tibet Plateau. It is not inhabited in most part due to cold and dryness. So its ecosystem consisting chiefly of the alpine steppe is well-preserved and also is the largest pasture land in Tibet Autonomous Region. The areas of various kinds of usable natural grassland are suitable for the carpet-wool producing Tibet sheep and they occupy 53% of the total area of the... | | 藏北高原面积约60万km~2,海拔在4500m以上,为青藏高原的主体。其气候寒冷干燥,人迹稀少,以高寒草原为主的生态系统基本保存完好,其天然草地辽阔,各类可利用草地面积占土地总面积53%,为西藏最大牧区,适宜发展地毯毛羊——藏绵羊。这里栖居着许多青藏高原特有的国家一、二类保护动物及有一定经济价值动物资源。高原上湖泊众多,湖泊面积占全国湖泊总面积的1/4以上。其中许多盐湖盛产有工业开采价值的食盐、天然碱及硼、锂、钾等重要稀有元素,为我国主要矿盐产地和远景开发区。目前因草地生态脆弱和利用不当,已有4%草地退化,沙地面积扩大,野生动物栖居范围也趋缩小;少数盐矿产地环境有所污染,盐湖资源浪费较大。所以适度利用天然草地、保护野生动物和综合开发盐湖资源,防止自然生态环境的恶化乃是开发藏北高原生物矿产资源的重要战略措施。 | | 文摘来源 | | The management system of information about Sichuan's valuable animals and plants is a system that provides information for the inquiry about the chara cteristics, living environment, reproduction and physiology of valuable animals and plants in Sichuan province. To meet the inquiries of users, the system is di vided into four independent modules which are index of names, grades of protecti on, distribution areas, and categories of species, so that users can obtain the detailed inform... | | 四川珍稀动植物信息系统,是对四川珍稀动植物生活习性、生活环境、生殖生理等具体情况的研究及科学管理提供信息查询。为了方便用户查询,该系统分四个独立的模块,即名称索引、保护等级、分布区域、物种类别。用户根据已有的资料进入信息系统的任意一个模块进行查询,均可得到要查询物种的详细资料。 | | 文摘来源 | |   | | << 更多相关文摘 |
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