濒危
- 与 濒危 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The invention relates to a new strain producing taxol and a taxol preparation method. The taxol is a diterpenoid alkaloid drug which is extracted from taxaceae plants and has a plurality of anti-tumor effects. Taxus, also known as yew, is a prehistoric plant with a history of 0.2 billion years and is a rare plant species with low growing speed; the biological characteristics of the taxus have high demand on the ecological environment; the natural renewal ability is poor, so the amount of the species is very limited, belonging to an endangered protection plant with limited resource, thus, scientists at home and abroad actively research and develop new taxol sources. The new strain for producing the taxol of the invention is the strain which is first separated from the bark of T.cuspidate Sieb.
产紫杉醇的新菌种及其选育和制备紫杉醇的方法,紫杉醇是从红豆杉属植物中提取出来的具有多种抗肿瘤疗效的二萜生物碱类药物,由于红豆杉,又名紫杉,是两亿年前的史前植物,是珍稀树种,生长速度缓慢,并且其生物学特性对生态环境要求较高,天然更新能力差,所以种群数量极为有限,属濒危保护植物,资源十分有限,因此,国内外学者都在积极地研究开发紫杉醇的新药源,本发明产紫杉醇的新菌种,所述的新菌种为从东北红豆杉T.cuspidate Sieb。
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Yunnan Torrcya grandis Fort exlind, Yunan Taxaceae and Paeonialutea etc.; there are such rare animals as Rhinopithecus bieti and little panda etc., and over 800 medical herbs resources about 65% of the traditional Chinese herbal medicine recorded in Chinese Pharmacopoeia, over 410,000 acres of water coverage in the region about 30 acres of which are usable natural water for cultivation (wherein 16 acres are lakes) with 25 fish species according to incomplete statistics; there are 22.64 million acres of forestry land with a forestry coverage rate of over 52.5% of the city ' s total acreage.
列入国家重点保护的珍烯濒危植物有20多种,如云南榧木、云南红豆杉、黄牡丹等;珍稀动物有滇金丝猴、小熊猫等;药材资源有800多种,占《中国药典》收载的中草药的65%;全区总水面积有41万亩,可利用养殖天然水面30万亩(其中湖泊16万亩),鱼种类据不完全统计有25种;林业用地2264万亩,森林覆盖率为全市总面积的52.5%。
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Tsuga longibracteata is the rare specie of China , which is precious and endangering because of destroy and difficult regeneration.
中文摘要:长苞铁杉是我国特有珍贵树种,由于人为的破坏和植物本身更新的困难,资源日渐减少,正处在濒危状态,现已被列为国家二级保护植物。
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The interaction of the climate in the last century, the ecology charactor of Tsuga tchekiangensis itself, and the outside disturbance were the main factors which caused the plantation extinct sharply.
南方铁衫濒危的主要原因是近百年来的气候因素、南方铁杉自身生态特性和外界干扰相互作用的结果。
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Most introduced rare and endangered limestone plants are found adaptive or moderate adaptive to the habitat condition of the Garden. Of those unadaptive and less adaptive species, only a small portion were affected by soil condition, whereas others were affected by the difference of climate condition.
引种的大部分石灰岩珍稀濒危植物能够适应或基本适应桂林植物园的生境条件,而在不能较好地适应迁移地生境的物种中,小部分是由于土壤因素的影响,其余则是因气候条件的差异所致。
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These sensitive species need current study to determine their true status and range. Depending on results, they may prove either to be rare but unthreatened or they may merit listing as endangered.
急需研究这些敏感物种当前的生存状况和分布范围,以证实是珍贵种但未受到威胁,或有列入濒危物种清单的必要。
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Japanese marsh warbler is a new distribution specie in Heilongjiang Province. This specie has been found 2 tunes in China up to now, and is a rare and endangered one.
种类组成中,首次记录到黑龙江省新分布种斑背大尾莺,并且该种在国内是历史上第三次发现,属珍稀濒危种类。
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For example, Angong Niuhuang Boluses can save lives, but these types of products comprise a minor portion and are not used often, and their value should not become an excuse to expand production or kill more endangered animals.
例如安宫牛黄丸是可以救命的。但这类产品只占极少数,使用的频率不高,不应成为扩大生产或使用其它濒危物种的借口。
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It aims to cool the real estate market's boom and cut housing prices in some cites.
它的目的是降温,房地产市场的繁荣,并且将一些濒危物种公约的房屋价格。
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Although pains of separation are vividly felt at every corner, the mine-studded Demilitarized Zone is a home to many near-extinct animals.
尽管在每个角落,分离的伤痛历历在目,但这布满地雷的非武装区却为无数濒危动物提供了家园。
- 推荐网络例句
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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)。
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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%。
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However, to get a true quote, you will need to provide detailed personal and financial information.
然而,要让一个真正的引用,你需要提供详细的个人和财务信息。