relative abundance
相对多度;元素丰度
2026-03-22 06:03 浏览次数 17
相对多度;元素丰度
Relative Factor Abundance相对要素充裕度
abundance of the elements元素丰度
relative abundance of species物种相对多度
relative e isotopic abundance同位素相对丰度
relative isotope abundance determination相对同位素丰度测量
relative e abundance元素丰度
elemental abundance元素丰度
relative abundance of ions离子相对丰度
relative isotopic abundance同位素相对分布量
relative abundance rank相对多度排列
relative e abundance of methane相对瓦斯涌出量
the high relative abundance of the fossil planktonic algae indicates the high primary surface productivity of the palaeo-lake within the oligocene.
文昌组浮游藻类相对丰度高,表明始新世珠江口古湖的表层水初始生产力高。
the position and properties of substituted groups affected the relative abundance of the adduct ions.
双取代苯异构体加合产物的相对强度可以反映出它们取代基的位置及其性质的差异。
but the research by crowder, an insect ecologist at washington state university in pullman, and his colleagues, shows the importance of 「evenness」 — the relative abundance of different species.
但是华盛顿州立大学的昆虫生态学家克劳德的研究显示平衡的重要性——各种物种相对充盈。
arachnida and cecidomyidae had a higher relative abundance than other families being 0.3465 and 0.2309, respectively.
类 的相对丰盛度最高,为0.3465,瘿蚊科的相对丰盛度为0.2309,二者在群落中所占比例较高。
the relative abundance of different nuclear isotopes in the material could reveal additional clues.
物质中不同核同位素的相对丰度能够提供更多的线索。
fig. 4 the relative abundance index (rai) of amur tiger, amur leopard, their prey and human disturbance in different functional zones of hunchun national nature reserve.
图4珲春保护区不同功能分区下虎、豹、猎物和人类干扰的相对多度。
the dinucleotide signature is the relative abundance of all 16 dinucleotides in a sequence.
二堿基指纹是指全部 16种二堿基组合在一个序列内的相对丰度。
due to the stability of feature and relative abundance of information, the latter becomes the hotspot of the research.
而由于特征的稳定性以及其具有较丰富信息的特点,基于特征的影象匹配成为了匹配研究的热点。
due to lack of trees and population competition, species that are rare or with high relative abundance constitute only a small proportion.
具有较高丰富度的种类仅占很少部分,可能与乔木缺乏和种群竞争有关。
the importance value and relative abundance of turf weeds in north hunan were investigated, and an initial understanding of the species, distribution, and harm levels was gained.
从重要值和相对多度两方面对湘北地区城区草坪杂草进行了调查研究,初步了解湘北地区城区草坪杂草的种类、分布与危害程度。
ranunculaceae sp. and scrophulariaceae sp. and so on, their seed rain「s relative abundance is higher than its vegetation」s obviously.
同时,高寒草甸种子雨的物种丰富度和多样性指数明显低于其植被的物种丰富度和多样性指数。
the abundances by weight and by atomicity, and the relative abundance are listed in table 1.
其质量丰度,原子丰度和相对丰度列于表1。
redundancy analysis revealed that the relative abundance of 14 am fungal species was significantly correlated with soil factors.
冗余度分析结果表明,am真菌种的相对多度与土壤因子间有显着相关性。
metallicity is a measure of the relative abundance in a star of elements other than hydrogen and helium.
金属丰度是对恒星内除氢和氦之外元素的相对丰度的度量(天文学中比氦重的元素都叫金属。 ——译者注)。
but the relative abundance of quasars in the first billion years of the universe has puzzled astrophysicists.
但是,类星体在宇宙诞生的前十亿年中的相对来说很丰富一直使天文物理学家迷惑不已。
fingerprint profiles were found to be consistent for the herbs acquired from different locations, but the relative abundance of peaks was varied.
指纹型材被发现从不同的地点采集草药一致,但峰的相对丰度变化。
the world’s division of labour is determined by the relative abundance of skilled and unskilled workers.
全球劳动分工最终取决于一个国家或地区所拥有的技术工人和非技术工人的丰富程度。
the species composition in the insect community and the relative abundance of each group were studied in the peach orchards.
研究摸清了桃园昆虫群落的物种组成、各类群的相对多度。
due to the stability of feature and relative abundance of information, the third one becomes the hotspot of the research.
由于特征的稳定性以及其具有较丰富信息的特点,基于特征的影像匹配成为了立体匹配研究的热点。
in doing so, the report also detailed the strengths upon which the country can build: a relative abundance of land and natural resources.
为推动柬埔寨增长,该报告还详细介绍了该国可以依托的优势:相对丰富的土地和自然资源。
results indicate that the distribution of species relative abundance of paleocommunity is similar to that of living community and both have logarithmic normal distribution.
文章指出古群落和现代群落的种的相对丰度具有类似的分布,即对数正态分布。
faem can also be used to investigate the relative abundance of fresh water, paleosedimentary environment and soil grain-size.
该方法不但能划分咸、淡水及半咸水的界线,还能预测淡水的相对富水程度、研究古沉积环境和土壤粒度。