鸟类的

By analyzing these indices, combined with their flight behaviors at the airport and its neighbourhood, we identified bird species that have the potential to threaten flight security at Baita Airport; The results showed that the 23 bird species including magpie and red falcon are the most hazard to flight security and the eight bird species including sparrow Hawk and Greenfinch are the hazard.

其结果表明：构成飞行安全威胁有两类：喜鹊和红华等23种鸟类为最危险的鸟类，雀鹰和金翅雀等8种鸟类为较危险的鸟类。

By analyzing these indices, combined with their flight behaviors at the airport and its neighbourhood, we identified bird species that have the potential to threaten flight security at Baita Airport;The results showed that the 23 bird species including magpie and red falcon are the most hazard to flight security and the eight bird species including sparrow Hawk and Greenfinch are the hazard.

其结果表明：构成飞行安全威胁有两类：喜鹊和红隼等23种鸟类为最危险的鸟类，雀鹰和金翅雀等8种鸟类为较危险的鸟类。

It was later confirmed to be banded in Taiwan Changhwa County in 2005 or earlier. This sighting shows the importance of general survey on mudflat in addition to the bird banding work. One can always see more than he / she can catch.

这次目击记录说明了在滩涂上作水鸟类调查的重要，研究人员在进行鸟类环志之余也应多作鸟类调查，特别是在旗标目击方面投入更多的资源，这样将会为研究鸟类迁徙带来更多有价值的讯息。

It was based on three separate studies by a partnership of government agencies and environmental groups. The groups include the Cornell Lab of Ornithology, the National Audubon Society and the American Bird Conservancy.

它与政府机构和环境组织合作，进行了三次独立的研究，最终得出这份报告，这些环境组织包括科内尔鸟类实验室，美国奥特朋鸟类研究协会和美国鸟类管理局。

Research on the diversity of shape and structure of avian tarsometatarsus,not only did it present evidences to realize the ecological habit of birds of different species,but made the knowledge of functional behavior of avian hindlimbs perfect progressively also.

不同类型鸟类跗跖骨的形态多样性分异反映了鸟类对外界环境的选择性适应。1鸟类跗跖骨的特征1·1鸟类跗跖骨的组构在鸟类后肢骨骼系统中，其下端的跗跖骨为一块愈合完整的骨骼，这亦成为鸟类特有的骨骼结构，与其他四足动物(跗骨、跖骨由多块分离的骨骼组成)明显不同，鸟类由于飞行使得

There were 203 avian species in Dazhanhe Nature Reserve, of which 92 Asseriformes species and 110 non-Asseriformes species were found, and composed mainly of Muscicapidae, Anatidae and Scolopacidae.

结果表明：大沾河自然保护区共有鸟类16目39科203种，其中雀形目鸟类16科92种，非雀形目鸟类111种，种类较多的科有鹅科、雀科、鸭科、鹬科等。

Of 163 species represented by 163 305 individuals had been banded, among them 26 157 birds are Carduelis flammea the most species banded., One banded bird C . flammea banded at the Station was recovered in Norway on February 10, 2003. It is the first bird captured by Europe more than 20 years after the initiation of bird banding program in China.

自1998年开展环志以来，截止2005年12月末，在该地区发现鸟类210种，隶属15目36科，环志鸟类163种163 305只，其中，白腰朱顶雀环志26 157只，是高峰鸟类保护环志站环志数量最多的种类。2003年2月10日挪威回收到由高峰鸟类保护环志站环志的一只白腰朱顶雀，成为中国开展鸟类环志20多年来，欧洲国家回收到的第一只中国环志鸟。

A background survey and a species observation on avian were conducted respectively in the Three Gorges Reservoir during 1996-1997,and 1999-2000.354 species,belonging to 17 orders and 51 families were recorded. Among them,153 (43.22%),164 (46.33%),and 37 (10.45%) species are the avian of Palaearctic region,Oriental region and Cosmopolitan respectively. There are 87 species (24.58%) of summer residents,63 species (17.78%) of winter residents,46 species (12.99%) of travelers and 158 species (44.63%) of residents.

1996～1997年和1999～2000年，分别对三峡库区的鸟类进行了本底调查和物种监测，共纪录到鸟类354种，隶属17目51科，其中古北种153种(43.22％)，东洋种164种(46.33％)，广布种37种(10.45％)；夏候鸟87种(24.58％)，冬候鸟63种(17.78％)，旅鸟46种(12.99％)，留鸟158种(44.63％)；繁殖鸟类245种(69.21％)；国家重点保护鸟类9科42种。

Complementary analysis showed that only Chongming Dong Tan, Nanhui Beach and Jiuduansha can include all birds in Shanghai. But not including all bird abundance hotpots, bird unique hotspots and threatened bird hotspots.

上海鸟类以互补性分析得出仅崇明东滩、南汇边滩、九段沙三个地方就可包括所有上海鸟类，但却不能包含鸟类丰富度热点、鸟类特有性热点和鸟类受胁性热点的所有区域。

Sets of kingbirds' eggs, eight sets of house wrens'eggs, four sets of mockingbirds' eggs, etc.; sets ofeggs taken in low trees, high trees, medium trees;spotted sets, dark sets, plain sets, and light setsof the same species of bird. Many collections aremade on this latter plan.

我听说，一个私人的收藏品包含12窝必胜鸟的蛋，8窝莺鹪鹩的蛋，4窝仿生鸟的蛋，等等；那些成窝成窝的鸟蛋都是在低矮的树、高树、中等型的树上被截获的；是一窝窝同种鸟类的蛋，有斑点的，黑色的，无花纹的和浅色的。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐