數量變化 的英文怎麼說

中文拼音 [shǔliángbiànhuà]
數量變化 英文
change in value
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 量 : 量動1. （度量） measure 2. （估量） estimate; size up
  • 數量 : quantity; quantum; amount; magnitude; number
  1. The rhizosphere microflora dynamics of bacteria, actinomyces, fungi and four bacterial physiological groups of kentucky bluegrass under different quality of illumination were studied by adopting selective culture medium to explain scientifically response regular of this grass to different illumination condition

    摘要研究了草地早熟禾在不同光照條件下其根際與非根際細菌、真菌、放線菌以及氨化細菌、硝化細菌、好氣性纖維素分解菌、固氮菌生理類群的區系動態變化，擬從根際土壤微生物數量變化方面來闡述草地早熟禾對不同光照條件的響應規律。
  2. 2. the population of functional bacteria in water body varied with adding cm. when the use of cm was 4g, the amount of the total bacteria and phosphorus bacteria were maximum in the fourth day, the amount of denitrifying bacteria were maximum in the tenth day ; when the use of cm was 1g, the amount of ammonifying bacteria were maximum

    復合微生物的加入引起水體中的微生物功能菌群數量變化，其中復合微生物添加量為4g時，實驗第4天，總菌和磷細菌達到最高峰，第10天，反硝化菌達到最高峰；當復合微生物添加量為1g時，實驗第4天氨化菌達到最高峰。
  3. The conodont fauna of late permian to early triassic from yangou section in leping area, jiangxi province was discussed in this paper. all of the conodont individuals founded in this section were listed in a figure. according to the distribution of the important conodont elements, this section was divided into three conodont zones from the upper permian to the lower triassic

    討論了贛中樂平地區沿溝剖面上二疊統至下三疊統地層的牙形石動物群，列出了牙形石的各個形態屬種在地層中的分佈及其數量變化。根據特徵牙形石分子的地層分佈，將該段地層自下而上劃分為3個牙形石帶，分別是：
  4. The influence of 3 bacteria on nostoc and synechococcus were studied, we got the results as follows : the number of the bacteria would increase while the algae were lysing ; if the algae were n ' t lysed ; the number of the bacteria would change little

    通過在3株細菌溶解念珠藻和聚球藻的過程中，觀察細菌和藻數量的變化情況得知，藻細胞溶解后，細菌數量急劇增加，而藻細胞沒有發生溶解的則細菌數量變化不大。
  5. X2 test with 2 2 contingency table and ochiai indices were used to analyze the interspecific association of 12 dominant species of meadow community and 20 dominant species of scrub community and 18 dominant species of tree community. pearson ' s correlation coefficient and spearman ' s rank correlation coefficient were also applied to calculate correlations between species

    在該地區植被的優勢種的種間關系的研究方面，運用2 2列聯表、 x ~ 2檢驗方法對群落優勢種進行總體相關性和種對間的聯結性檢驗，利用共同出現百分率jaccord指數測定種對間的關聯度，應用pearson相關系數和spearman秩相關系數刻畫種對間的數量變化關系。
  6. The study shows that the early and late seed rains of constructive tree species in evergreen broadleaved forest at chongqing simian mountain had no activity. the bigger the seeds of the species and the earlier or later the seeds of the species matured, the higher the proportion of the seed rain damaged by animals. the quantitative variation of seed rain, active seed rain and seed bank did not take place at the same time. at early time, the number of seed banks of castanopsis fargesii, lithocarpus glabra, quercus myrsinrefolia, castanopsis plasyacantha, cinamomum subavenium. which own more active seed rain increased by geomitric series. the seed banks of castanopsis orthacantha and schima argentea were small, only survived a short time, and did not sprout next year. the quantitative dynamics of seed banks and their increasing or decreasing rates were decided by the proportion damaged by animals, dying speed of seeds and their resistance to pathogens and adverse circumstances, and the state of seed germination

    對重慶四面山常綠闊葉林建群種種子雨、種子庫的研究表明，建群種早期和晚期的種子雨無活力;種子偏早或偏晚成熟及大籽粒的樹種，其種子雨被取食的比例大;種子雨、有活力種子雨、種子庫三者的數量變化不一致;有活力種子雨量較大的栲、石櫟、小葉青岡、扁刺栲、香桂等，其種子庫密度在早期以近幾何級數的方式增長，元江栲、銀木荷種子庫小，存在時間短，翌年無一年生萌發苗;種子庫數量動態、消減率動態決定於種子被取食的強度、種子衰老的速度以及種子對病菌、逆境的抗性和種子萌發的整齊性
  7. The change of excavated cavity quantity influence the quantity of ashy starling significantly, the change of all cavity influence the quantity of great tit and ashy starling significantly

    啄洞數量的變化對灰椋鳥的數量變化產生明顯影響；樣地內總的樹洞數量的變化對灰椋鳥和大山雀數量產生明顯影響。
  8. There were many ups and downs in the earth's numbers.

    世界人口數量變化起伏不定。
  9. We get the probability distribution of the population by the theory and method of markovian process, and discuss the model coefficients influencing on subsistence of a population

    利用馬爾可夫過程的理論和方法，得到生物種群數量變化的概率分佈，最後討論了各模型參數的變化對生物種群生存的影響。
  10. Based on the color aerial photo and the field survey data, this paper analyze the information of various land use type change and spatial characteristics in yanan ecological construction demonstration area from 2000 to 2003 by rs, gis and statistics methods

    摘要以航片等資料為基礎，藉助遙感影像解譯、地理信息系統空間分析功能以及數理統計方法，分析了延安生態建設示範區2000 - 2003年間各土地利用類型的數量變化和空間特徵，並且首次引入退耕指數、退耕彈性系數等指標對退耕還林工作進行評價。
  11. A 24 hours continuous research of shinisaurus crocodilurus ' s movement. we add up the shinisaurus crocodilurus ' s outing activities according to different time of a day. we also add up the influence of different seasons and climate on the number of shinisaurus crocodilurus ahl.

    每天24小時連續觀察鱷蜥的活動情況，統計一天中不同時間內出洞外活動的鱷蜥數量以及不同季節、氣候條件下的數量變化，以觀察到的不同時間內活動個體的多少來表示鱷蜥的活動節律變化。
  12. Within the 5h of exposure to neuronal induction, changes in morphology of some of the mmscs were apparent. initially, cytoplasma in the mmscs retracted towards the nucleus, forming a contracted multipolar, cell body, leaving membranous, process - like extensions peripherally

    1倒置顯微鏡下觀察細胞形態數量變化加人bme ， bfgf ， atra5小時過程中觀察到部分扁平的長梭形細胞胞質逐漸向核收縮，胞體逐漸變為不規則形和圓形，呈神經元樣細胞形態。
  13. Abstract : through the survey of master degree theses on landscape architecture from peking university, beijing forestry university, chongqing university, southeast university, south china agricultural university, huazhong university of science and technology, nanjing forestry university, tianjin university, tongji university, and china agricultural university from 1996 to 2006, the analysis in width and depth is made on the aspects like the quantity changes, research areas and directions, research features and existing problems of master degree theses, so as to analyze and summarize the academic research development lines of landscape architecture in china in recent 10 years, and explore the development trend of future academic research of landscape architecture

    摘要:通過對北京大學、北京林業大學、重慶大學、東南大學、華南農業大學、華中科技大學、南京林業大學、天津大學、同濟大學、中國農業大學10所院校1996 ? 2006年來風景園林碩士學位論文的統計分類，從廣度和深度兩方面分析碩士學位論文的寫作數量變化、研究領域與方向、研究特徵、存在問題等多方面內容，以期分析總結近10餘年來中國風景園林學科學術研究的發展脈絡，從而探尋未來中國風景園林學科學術研究的發展趨勢。
  14. The change of mosquito - density was positively correlated with temperature

    蚊數量變化與其環境溫度變化呈正相關關系。
  15. Analysis of the canonical correlations between influencing factors and cultivated land amount changes based on cca

    耕地數量變化及其影響因素的典型相關分析
  16. Study on the genomic density polymorphism and the quantity of cr expressed on erythrocyte in the patients with hepatocirrhosis

    型分子密度相關基因多態性與其數量變化的研究
  17. Major trends in educational reform and development in china - a quantitative study of chinese educational policy since the mid 1980s

    20世紀80年代中期以來中國教育政策數量變化研究
  18. By focusing on the chinese migrants into canada, this paper studies the history, the numerical changes, the categories, the problems and the future of chinese migration into canada

    本文著重闡述中國移民加拿大的簡要歷史，移民數量變化及類別、存在問題、未來發展態勢。
  19. This can happen if xml documents are parsed infrequently, or if the number of threads within your application varies widely xerces - c parsers are not re - entrant

    如果不經常解析xml文檔，或者應用程序中的線程數量變化很大（ xerces - c + +解析器不支持再次進入） ，就會出現這種情況。
  20. Class can be used to let other parts of the code know about changes to the fractal, whether it s a change in the number of points - which the editor uses to define the right

    類可以用來讓代碼的其他部分知道對分形的修改，可能是點的數量變化（編輯器用點的數量為點選擇器定義正確的
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