relative abundance 中文意思是什麼

relative abundance 解釋
豐度比
  • relative : adj 1 關于…的,與…有關系[聯系]的。2 相對的;相關的;以(他物)為準的,相應的,成比例的 (to) 相...
  • abundance : n 豐富,充裕,富裕 (opp scarcity)。 a year of abundance 豐年。 abundance of 豐富,充裕,富足。 ...
  1. Our study shows that maturity has an effect on the evolution of long chain alkyl benzenes, that is, with the increase of maturity, the carbon number distribution of alkyl benzenes shifts to the lower homologues isomers ; relative abundance of alkyl benzenes isomeride decreases, whereas n - alky benzenes increase

    研究表明:長鏈烷基苯的演化受成熟度的影響,表現為隨著成熟度的增加,長鏈正構烷基苯的碳數分佈前移,長鏈烷基苯異構體相對豐度減小;而正構烷基苯相對豐度有增加的趨勢。
  2. Monitoring the whole avifauna ( community ) both in breeding season and non - breeding season. individual and population are good indicators of environment pollution, and there are still some questions about the guild monitoring and community monitoring. finally, we surveyed bird species and relative abundance in three areas of the upper reaches of minjiang river during both summer and autumn

    普遍意義上的用鳥類監測環境主要包括: 1監測某一種的繁殖期和非繁殖期(冬季)種群; 2監測不同種的種群動態; 3監測整個鳥類區系的種群動態和群落動態,也就是( 1 )種群及個體; ( 2 )種團; ( 3 )群落三個層次。
  3. Rufifacies, peak 16 ( unknown ) and 25 ( 11 -, 13 -, 15 - methyl - hentriacontane ) for b. peregrina and peak 3 ( unknown ), 4 ( tricosene ) and 23 ( unknown ) for p. crassipalpis. additionally, the models were developed respectively to determine the larval age of different flies accurately. 2 temperature effects of time - associated characteristic in cuticular hydrocarbons of aldrichina grahami larva highly significant correlation were observed between the relative abundance of some larval cuticular hydrocarbons associated with gas chromatographic peaks and the chronological age of al

    2溫度對巨尾阿麗蠅幼蟲表皮碳氫化合物組成時間特徵的影響及日齡推斷模型的建立巨尾阿麗蠅幼蟲表皮碳氫化合物組份色譜峰,即p30 (二十五烯a ) 、 p33 (正二十五烷) 、 p48 (二十七烯a ) 、 p49 (二十七烯b )和p79 (正三十一烷)含量與幼蟲日齡呈極顯著相關,且在不同恆溫( 16 、 20 、 24和28 )下的變化趨勢基本一致。
  4. The abundance and diversity of amf community maintain relative high level in gental contaminated soil, and the amf of glomus were the dominate community among 6 genus of amf presented in gental contaminated soil due to their 63 % propotion. the composition of amf community varied with the increase of pollution degree of soil. with the disappearer of gigaspora and paraglomus in medium polluted and serious polluted soil seperatly

    隨著重金屬污染程度的增加, amf種群結構不斷發生變化,盾巨孢囊霉屬的amf在中度污染( 2 . 5 p 5 )的土壤中消失,類球囊霉屬的amf在重度污染( p 5 )的土壤中消失,而球囊霉屬的amf所佔比例逐步上升,在重度污染土壤中達到89 ,在amf種群中占絕對優勢。
  5. Among the causes that contributed to bring about this result were lauristons mission, and the abundance of provisions at tarutino, and the reports that were continually coming in from all sides of the inactivity and lack of discipline in the french army, and the filling up of our regiments by recruits, and the fine weather, and the long rest enjoyed by the russian soldiers, and the impatience to do the work for which they have been brought together, that always arises in troops after repose, and curiosity to know what was going on in the french army, of which they had so long seen nothing, and the daring with which the russian outposts dashed in among the french encamped at tarutino, and the news of the easy victories gained by bands of peasants and free - lances over the french, and the envy aroused by them, and the desire of revenge, that every man cherished at heart so long as the french were in moscow ; andstronger than allthe vague sense growing up in every soldiers heart that the relative strength of the armies had changed, and the preponderance was now on our side

    對比迅速的改變,雖然俄國人還不知道法國軍隊的位置和人數,無數的跡象都表現出必須立刻發起進攻。這些跡象是:洛里斯頓的派遣,塔魯丁塔的糧草充裕,來自各方關於法國人的無所事事和混亂的消息,我軍各團隊都補充了新兵,晴朗的天氣,俄國士兵長期的休整以及休整后的士兵通常對公務自發產生躍躍欲試的心情,對于久已消失蹤跡的法國軍隊的情況的好奇心,俄國哨兵現在竟敢有在塔魯丁諾法國駐軍附近放哨的勇氣,關于農民和游擊隊輕易就戰勝法國人的消息,由此而產生的羨慕心情,只要法國人還占領著莫斯科,人人都抱有復仇的決心,還有更主要的,每個士兵雖然不十分清楚,但是都意識到力量的對比現在已經起了變化,優勢在我們方面。實際力量對比既然起了變化。
  6. The top sediment above 1. 8m depth was referred to be the deposit under the cold water mass since 9. 7kabp. in the middle southern yellow sea. q - mode factor analysis was employed on 98 samples and 33 benthic foraminiferous species with relative abundance of more than 2 % in at least 3 samples and 5 varimax factors had been recognized as follows : factor 1 ( ammonia beccarii vars

    南黃海中部泥質區的ey02 - 2孔共揭示了氧同位素6期以來的海侵海退序列,該孔浮遊有孔蟲匱乏,說明黃海暖流對鉆孔所處南黃海中部冷渦泥質沉積區影響一直很弱,底棲有孔蟲中玻璃質殼占絕對優勢,比例為93 . 87 100 。
  7. Many studies had attempted to characterize chemical weathering process by focusing on geochemisty of river particulate and sediment. the sediment geochemistry may reflect and compare with the carbonates and silicates weathering degree by introducing the chemical index of alteration ( cia ) and new sediment index of variation ( siv ) and elemental molar abundance ratio of the sediment. the one main objective of this study would provide and compare the relative weathering intensities of silicates and carbonates with the different basins

    2沉積物地球化學與化學風化進程和機械剝蝕率化學風化指數與化學風化率屬于表徵化學風化作用意義不同的函數,前者為相對概念反映流域巖石在原巖基礎上己發生淋溶作用的深度,主要受到了氣候因子的深刻影響(中國流域沉積物化學風化指數由北到南呈有規則的遞增序列,氣候因子對風化進程的影響掩蓋了巖性的巨大差異) ,而化學風化率含義是指單位流域面積巖石風化淋溶產生的離子絕對總量。
  8. The soils and sediments organic matter ( som ) are highly heterogeneous and comprise various complex organic macromolecules such as humus, kerogen, black carbon ( bc ), etc. the relative abundance, characteristics and structure of these som play a important role on the global carbon cycles, global change, transformation and fate of the organic and inorganic pollutants, the soil fertility

    土壤和沉積物有機質是高度非均質的,包括許多復雜的有機高分子聚合物如腐殖質、乾酪根、碳黑等。這些有機質的相對含量,性質和結構對全球碳循環,全球氣候變化,有機和無機污染物在自然界的遷移、轉化和歸宿,土壤的肥力等有非常重要的影響。
  9. As it turns out, the spread of grasslands also led to an increase in the relative abundance of grazing mammals such as antelope and gazelle, creating opportunities for hominids capable of exploiting them

    原來,草原擴張后,羚羊、瞪羚之類的草食哺乳類,比起過去,數量增加了,對能夠利用?們的人類來說,這是機會。
  10. When the reactor cooled down, the longer - lived xenon precursors ( those that would later spawn xenon 132, 131 and 129, which we found in relative abundance ) were preferentially incorporated into growing grains of aluminum phosphate

    當反應堆冷卻下來,氙的放射性母核中生命期較長的,則被選擇性的包納進正在成長的磷酸鋁顆粒中,例如那些可以生成我們所見的大量氙132 、氙131 、氙129的物質。
  11. Theory therefore indicates that the dark ages were defined by three distinct temperatures : the spin temperature ( a measure of the relative abundance of atoms with different spin states ) ; the ordinary, kinetic temperature ( a measure of the motions of the atoms ) ; and the radiation temperature ( a measure of the energy of the background photons )

    因此理論上,黑暗年代是由三種截然不同的溫度來定義:自旋溫度(不同自旋狀態原子相對數目的度量) 、一般的動力溫度(原子運動的度量)與輻射溫度(背景光子能量的度量) 。
  12. In these bicyclic sesquiterpanes, the relative abundance of the rearranged drimane is regularly changed in spatial distribution, which may indicate the characteristics of petroleum migration and accumulation in qhd32 - 6 oilfield

    該油田雙環倍半萜中重排補身烷的相對豐度在縱向上和橫向上都表現出有規律的變化,這種規律性的變化可能反映了秦皇島32 - 6油田油氣運移與聚集的特徵。
  13. The variety and complexity of species present and interacting in an ecosystem and the relative abundance of each

    某一生態系當中物種多樣性和復雜性,以及物種之間的相對豐富度和相互作用關系。
  14. According to the factor abundance theory ( h - o theory ), production element of different country has different relative price. consequently, that different merchandise has different relative price. possessing abundance elements, the industry therefore has the export advantages

    按照要素稟賦理論( h ? o理論) ,不同國家的生產要素相對價格狀況不相同,從而生產商品的相對價格也就不相同,擁有豐富要素的產品、產業就獲得了出口優勢。
  15. Considered that the maturity of deep - formation source rocks is relative high and the practical tested geochemical index ( remnant organic carbon, hydrogen index etc ) can not objectively reflect the original abundance and original hydrocarbon - generating potential of organic matter in source rocks, original hydrocarbon - generating potential and original organic carbon of organic matter are restored from progressive recurrence using chemical kenetic models to calculate hydrocarbon - generating rate in this paper

    本文利用化學動力學模型計算的生烴率,建立並實現了通過逐步遞推來恢復有機質的原始生烴潛力和原始有機碳。研究結果表明,松遼盆地北部深層恢復后的生烴潛力可達到恢復前的46倍,原始豐度可達到恢復前的2 . 2倍。
分享友人