濒危

The International Wildfowl Research Bureau watches over endangered species of birds thoughout the world.

国际野禽研究所关注着全世界的濒危鸟类。16.secretive a。秘密的，偷偷摸摸的，分泌的，促进分泌的

A survey of the natural habitats and conservation status of several rare and endangered Abies species discovered in the last two decades from East,South and Southwest of China was made.

摘 要：概述了70年代以来中国的几种珍稀濒危冷杉植物的发现及它们残存在特殊小生境中的意义。

It is distributed only in Yuanbaoshan mountain in northern Guangxi. Abies yuanbaoshanensis having survived the Quaternary Period Ice-age is significant not only to studying the occurrence and evolution of the Chinese ancient south plant flora but also to the ancient climate and geography.

元宝山冷杉是第四纪冰期幸存下来的濒危物种，在广西的发现，对于研究我国南方古代植物区系的发生和演变，以及古气候、古地理有重要意义，特别是对第四纪冰期气候的探讨有学术价值，它是研究气候变化和植物变迁的依据，是活化石。

Here we report the work in this area with the endangered plant Acanthopanax brachypus.

我们以分布区域狭窄的濒危的种短柄五加(Acantho-panax brachypus)为对象进行了这方面的探索性研究。

At present, the difficulty in sustaining language diversity focuses on the energy-decaying languages, so how to research amort languages of different degrees with wider eyeshots is not only useful for sustaining language species but also of great contribution to culture diversity.

目前，保持语言种类多样性的难点，更多地集中在那些语言活力开始衰退的语种上，如何以更广阔的视野对程度不同的濒危语言进行研究，不仅有利于语言种类的保持，也是对文化多样性的贡献。

Genetic diversity of 5 populations of endangered Artocarpus hypargyreus was studied by random amplified polymorphic DNA. The results showed that there was great genetic diversity within A.

利用随机扩增多态DNA分子标记技术对濒危植物白桂木Artocarpus hypargyreus 5个天然种群进行遗传多样性分析。

Regeneration and reproduction by establishing tissue culture system of Betula halophila may be a promising way.

植物组织培养技术发展异常迅猛，本研究旨在建立濒危植物盐桦的组织培养再生系统，并对该盐桦组织培养再生系统进行了优化筛选，该研究为盐桦的种质资源保存和无性繁殖开辟了一条行之有效的途径。

Quercus liaotungensis, Carpinus cordata, Quercus aliena, Acer truncatum, Quercus variabilis and so on are the dominant tree species appeared in varied forests.

主要乔木种有辽东栎、千金榆、槲栎、鹅耳枥、华山松、元宝槭、栓皮栎等，极偶然情景下可遇到连香树、山白树和南方红豆杉等珍稀濒危植物。

Sika deer is a highly endangered cervid,which presently distributes in the narrow regions of Heilongjiang,Jilin,Sichuan and Jiangxi provinces.

梅花鹿是我国极度濒危的鹿科动物，目前仅分布于黑龙江、吉林、四川、江西等省狭窄的区域内。

Black stork Ciconia nigra is an endangered bird species and is one of the national first-grade protected species of China.

黑鹳Ciconia nigra是世界濒危鸟类之一，在我国数量稀少，被列为国家Ⅰ级保护物种。

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％。