Key species的例句大全

Euphausia superba which belongs to Arthropoda Crustacea, is the key species to the Antarctic ecological system. It is rich in resources and has great potential for the development and use.

南极大磷虾隶属于节肢动物门甲壳纲，是南极生态系统的关键物种，资源丰富，具有巨大的开发和利用潜力。

The key species index is the correlation coefficient that the degree of harm sapling and the rodent species density or constitute related analysis.

用林木受害程度与各种群密度或组成比的相关系数作为关键种指数。

Qingyan key species, such as pills, Shu Yan brain, and so on a larger market potential.

重点品种如清咽滴丸 、 舒脑欣等市场潜力较大.

Point out the community key species is species that result in serious impaired forest, its density with the constitute ratio and the degree of harm sapling is related.

指出群落关键种的实质是对林木造成严重危害的种群，其密度和组成比与林木的被害程度呈正相关。

A bloom continuous Casting machine main cast quality steel and alloy steel, such as heavy rail steel, hard-line steel, spring steel, bearing steel, alloy structural steel, and other key species.

大方坯连铸机主要浇铸优质钢和合金钢，如重轨钢、硬线钢、弹簧钢、轴承钢、合金结构钢等重点品种。

The long term water use efficiency ( WUE), of key species in deciduous broad-leaved forest in Beijing Mountain area, is strongly related to relative humidity, solar radiation, vapor pressure deficit and temperature.

北京山区落叶阔叶林优势种的水分利用效率（WUE）与其所在地的气候条件有很密切的关系，特别是大气相对湿度、太阳辐射强度、饱和水汽压亏缺（VPD）和温度。

Evaluation on the Ornamental Characteristics and Utilization of the National Key Protected Species in Guangdong Province

广东省国家重点保护植物观赏特性及开发利用

A new key to species, and the information of the distribution sites of each taxon were given.

此外，重新编制了细莴苣属分种检索表，并较为详细地记录了每种的分布地点。

Key to species of China was provid-ed.

列出了中国大陆神蕊螨属已知种检索表；

A key to species, the citation of literature and specimens, and the distribution of the species are presented.

并列出了分种检索表、种的文献引证、标本引证和地理分布。

A key based on worker caste is provided for the 13 species recorded in China and the Indo China Peninsula.

提供了中国和中南半岛已知13种的检索表。

the key to speeding up larch species improvement is combining sexual propagation with asexual one, establishing the rotative cuttings orchard and spreading the elite families and the second-generation single tree on a large scale by using softwood cuttings under full sunshine and automatic control of spraying.

有性繁殖与无性繁殖相结合，建立轮回采穗圃，用全光自控喷雾扦插技术，大规模推广优良家系和第2代优良单株，是加快落叶松树种改良进程的关键。

through bacterial oxidation, the arsenic can be removed over 90% from concentrate ( the arsenic content can be reduced to 2%) the key point is that the oxidizability of the selected bacterial species on arsenical pyrite must be high.

经实验室详细研究，该精矿中的砷经细菌氧化处理后可脱除90%以上（即可使精矿含砷量由原近20%降至2%）。

whether electrodeionization (edi) can deeply remove weakly-ionized species from its inlet water is the key question with the use of edi.

电去离子（EDI）净水设备能否从其进水中彻底除去弱电解质，是使用EDI净水设备所碰到的关键问题。

the classification database and key databank were built by mysql. using the technology of apache+ php+ mysql, we could manage the databank and search the classification information or identify the unknown species of termite.

两个数据库均用Mysql建立，利用Apache+Php+Mysql技术，来实现对数据库的后台管理、分类信息查询和白蚁种类的鉴定。

The maintaining mechanism of species diversity is a key and forward problem in biodiversity study.

物种多样性的维持机制是生物多样性研究的一个核心和前沿问题.

The species identification plays a key role in forensic analysis.

种属鉴定在法医学实践中占有重要地位.

A new Liriope long in cultivation key to species of the genus.

一种栽培已久新有正名的麦冬附该属的种检索表.

This paper studied key process in manufacturing particle pallet Wood species used were poplar and pine.

本研究用松木和杨木为原料,对生产模压托盘的关键工艺参数进行了研究.

Mandarin Ducks was listed as a Class II key state protection animal of China and BirdLife International ( 2000) listed the Mandarin Duck ( Aix galericulata) as a least concern species.

鸳鸯（Aix galericulata）在我国被列为国家Ⅱ级保护动物，国际鸟类联盟将其列为无危（LC）物种。