生態常數 的英文怎麼說

中文拼音 [shēngtàichángshǔ]
生態常數 英文
ecological constant
  • : Ⅰ動詞1 (生育; 生殖) give birth to; bear 2 (出生) be born 3 (生長) grow 4 (生存; 活) live;...
  • : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
  • : 數副詞(屢次) frequently; repeatedly
  • 生態 : organism s habits; modes of life and relation to their environment; ecology生態變異 ecocline; 生...
  1. Conscious that the human organism, normally capable of sustaining an atmospheric pressure of 19 tons, when elevated to a considerable altitude in the terrestrial atmosphere suffered with arithmetical progression of intensity, according as the line of demarcation between troposphere and stratosphere was approximated, from nasal hemorrhage, impeded respiration and vertigo, when proposing this problem for solution he had conjectured as a working hypothesis which could not be proved impossible that a more adaptable and differently anatomically constructed race of beings might subsist otherwise under martian, mercurial, veneral, jovian, saturnian, neptunian or uranian sufficient and equivalent conditions, though an apogean humanity of beings created in varying forms with finite differences resulting similar to the whole and to one another would probably there as here remain inalterably and inalienably attached to vanities, to vanities of vanities and all that is vanity

    人體組織通能夠抗得住十九噸的氣壓169 ,可是一旦在地球的大氣層里上升到相當的高度,越是接近對流層與平流層的境界線,鼻孔出血吸呼困難以及眩暈,隨著算術級就越發嚴重起來。他曉得這一點,尋求解答時就設想出這樣一個難以證明是不可能的行之有效的假定:倘若換個更富於適應性,解剖學上的構造也有所不同的種族,說不定就能在火星水星金星木星土星海王星或天王星那充足而相同的條件下存下來。然而那個遠地點170的人類種族,盡管在構造方面與地球上的人類有著一定限度的不同之處,整個來說彼此卻有著相似的種種形
  2. The amount of free ions and labile complexes of copper has been determined and the apparent stable constants have been calculated in a proteose peptone medium by anodic stripping staircase voltammetry ( assv )

    採用陽極階梯溶出伏安法,測定了蛋白腖細胞長液中的易變形銅,並獲得了總銅量中易變形的摩爾分以及易變形的表觀穩定
  3. According to the least twin multiplication to calculating the sensitivity index in several water production functions. thus, the writer obtains the fitted the value of the sensitivity index and the varied rule. at the same time, the writer puts forward a new method named rag a ( real coding based accelerating genetic algorithm ) and combines raga with dpsa to calculating the best irrigation system under the non - sufficient irrigation of well irrigation rice in sanjiang plain

    根據《隨機水文學》理論中的時間序列分析法,建立了適合三江平原井灌水稻需水量預報的非平穩時序隨機模型;通過分析降雨隨機特性,選定季節性時序隨機模型,建立了適合三江平原井灌水稻降雨預報的月平均降雨模型;根據最小二乘法,計算出幾種用水分產函中的敏感指及敏感系,進而得到三江平原適宜採用的水分產函漠型及模型中敏感指的變化規律;本文提出遺傳動規劃法( raga ? dp ) ,即採用改進的基於實編碼的加速遺傳演算法( realcodingbasedacceleratinggeneticalgorithm ,簡稱raga )與動規劃法( dpsa )相結合,推求非充分灌溉條件下三江平原井灌水稻的最優灌溉制度。
  4. In six selected areas of the subtropical semi - humid evergreen broad - leaf forest ecosystem of yunnan diaolin mountain, during drought season from november, 1992 to april, 1993, authors studied and analysed, throught adopting the taxonomic, ecological and mathematical statistics method, the distribution, composition and domi - nant fungi of the small fungi as well as biodiversity. altogether 706 strains statistics unit, belonging to 28 genera, dominant fungi 678 strains statistics unit, 20 dominant fungi gen - era

    在雲南雕林山亞熱帶半濕潤綠闊葉林森林系統的六個具有代表性的樣區中,於1992年11月至1993年4月旱季期間,運用系統分類、分析和理統計的方法,對小型真菌種群的分佈、組成、優勢菌及其物多樣性進行了分析,共分離獲得小型真菌菌株統計單位706株,分屬於28個屬,其中,優勢菌678株,分屬於20個屬。
  5. Abstract : the restoration of the riparian vegetation disturbed by human activities is one of the hotspots of watershed ecology. through interpreting the images of remote sensing in 1985 and 1999, the basic information of forest resources of lushuihe forest bureau, which is a typical forest area of changbai mountain, was obtained with support of gis. by dividing land covers of lushuihe area into 10 types ( water body, residential land, stump land, farming land, wetland, mature conifer forest, midlife conifer forest, mature broadleaf forest, midlife broadleaf forest, and man - made young forest ) and dividing the riparian zone into four buffers ( in turn, 1000, 2000, 3000, 4000 m away from the river ), the changes of riparian forest resources during 1985 - 1999 were analyzed. the results showed that the deforestation intension has obviously decreased and the whole environment has been evidently improved, but the riparian ecosystem was still flimsy. in buffer 1, 2, 3, the area of midlife conifer forest increased largely, but the areas of other types of land covers all decreased. midlife conifer forest had a comparatively good status in the three buffers. in buffer 4, midlife conifer forest, mature conifer forest, and mature broadleaf forest formed a forest - age rank that is helpful to stabilize the forest ecosystem and exert its functions. area percentage of wetland decreased in buffer 1, buffer 2, and buffer 3, even in buffer 4 in which forest ecosystem rehabilitated comparatively well, so protecting and rehabilitating wetland is a very difficult task

    文摘:本文對兩期遙感圖像進行解譯,並在gis支持下提取露水河林業局主要河流兩岸各緩沖區森林資源信息,經分析得到各類地物在1985年及1999年的變化趨勢.結果表明:在河流沿岸對森林的採伐強度1999年較1985年明顯減小,整體環境較1985年有所改善.在緩沖區1 , 2 , 3除中齡針葉林大幅度增加外,其它地物類型面積均減少,由此可以看出,在這三個緩沖區內針葉林得到了較好的恢復.在緩沖區4內,中齡針葉林、成熟針葉林、成熟闊葉林形成一個林齡梯隊,有利於森林系統的穩定與功能的發揮,十五年間緩沖區4受到的干擾相對較小.濕地量在四個緩沖區內均有所減少,雖然在緩沖區4內森林系統恢復的較好,但濕地面積仍有所減少,說明保護及恢復濕地資源是一件非艱巨的任務,必須引起高度重視.圖5表2參12
  6. The restoration of the riparian vegetation disturbed by human activities is one of the hotspots of watershed ecology. through interpreting the images of remote sensing in 1985 and 1999, the basic information of forest resources of lushuihe forest bureau, which is a typical forest area of changbai mountain, was obtained with support of gis. by dividing land covers of lushuihe area into 10 types ( water body, residential land, stump land, farming land, wetland, mature conifer forest, midlife conifer forest, mature broadleaf forest, midlife broadleaf forest, and man - made young forest ) and dividing the riparian zone into four buffers ( in turn, 1000, 2000, 3000, 4000 m away from the river ), the changes of riparian forest resources during 1985 - 1999 were analyzed. the results showed that the deforestation intension has obviously decreased and the whole environment has been evidently improved, but the riparian ecosystem was still flimsy. in buffer 1, 2, 3, the area of midlife conifer forest increased largely, but the areas of other types of land covers all decreased. midlife conifer forest had a comparatively good status in the three buffers. in buffer 4, midlife conifer forest, mature conifer forest, and mature broadleaf forest formed a forest - age rank that is helpful to stabilize the forest ecosystem and exert its functions. area percentage of wetland decreased in buffer 1, buffer 2, and buffer 3, even in buffer 4 in which forest ecosystem rehabilitated comparatively well, so protecting and rehabilitating wetland is a very difficult task

    本文對兩期遙感圖像進行解譯,並在gis支持下提取露水河林業局主要河流兩岸各緩沖區森林資源信息,經分析得到各類地物在1985年及1999年的變化趨勢.結果表明:在河流沿岸對森林的採伐強度1999年較1985年明顯減小,整體環境較1985年有所改善.在緩沖區1 , 2 , 3除中齡針葉林大幅度增加外,其它地物類型面積均減少,由此可以看出,在這三個緩沖區內針葉林得到了較好的恢復.在緩沖區4內,中齡針葉林、成熟針葉林、成熟闊葉林形成一個林齡梯隊,有利於森林系統的穩定與功能的發揮,十五年間緩沖區4受到的干擾相對較小.濕地量在四個緩沖區內均有所減少,雖然在緩沖區4內森林系統恢復的較好,但濕地面積仍有所減少,說明保護及恢復濕地資源是一件非艱巨的任務,必須引起高度重視.圖5表2參12
  7. In this article, the steel fibre is a kind of industrial wastes - stainless steel fibre dregs. the use of it is helpful in comprehensive utilization of resource and environment protection. the author of this article used orthogonal test design, arranged the test scheme scientifically, selected material, at last yield a high strength concret, whose strength exceeded c60, mainly by using 42. 5 ordinary portland cement, silica fume, superplasticizers, stainless steel fibre dregs and so on

    本文所用的鋼釬維是一種工業廢料?不銹鋼纖維渣,它的應用有利於資源的綜合利用和環境的保護本文在廣泛閱讀國內外有關資料的基礎上,採用正交設計,科學地安排試驗方案,精心選擇材料,用42 . 5普通硅酸鹽水泥、硅灰、高效減水劑、不銹鋼纖維渣等材料,採用規工藝配製出了強度達到c60的高強混凝土,並且通過對試驗據的分析,給出了最優配比方案。
  8. Its solution yields a final set of constants, which, when multiplied by each of the internal states, gives a recommended, or optimal, control action for the ballbot to take at each moment in time

    這種解決方法會產一組最終,這組乘上每一個內部狀,可及時算出機器人在每一刻的建議(或最佳)控制動作。
  9. Red tide occurs randomly, with short duration and large incidence. airborne hyperspectral remote sensing technique can play an important role in red tide ' s monitoring. and the precondition is to acquire in situ spectral data of red tide, to grasp red tide ' s spectral characteristics by data processing and analysis and to set up spectral library of different dominant species of red tide

    赤潮是海水中的浮游物在一定條件下過度繁殖或聚集致使海水變色的一種現象,因其具有隨機性、突發性、持續時間短、影響范圍大等特點,客觀上要求利用航空高光譜遙感技術對其進行監測;但首要的前提與基礎性工作是大量獲取赤潮水體的現場光譜據,通過處理與分析,掌握其光譜特性,不斷充實赤潮優勢種類的光譜據庫。
  10. 423 persons answered the questionnaires and 139 out of them were identified as ecotourists. the result of classification is proved to be effective by prediction validity test, content validity test, theory validity test and convergence validity test. in addition, the ecotourists were classified as hard ecotourists, frequent ecotourists and occasional ecotourists farther according to the times they traveled to nature - based destinations every year and their new ecological paradigm grade which is used to evaluate the visitors attitude to environment. frequent ecotourists and occasional ecotourists both fall category of soft ecotourists, so the " hard - soft " classification system is founded, which will help propel ecotourist studies in china to develop towards the current international mainstream of the field

    以北京市百花山自然保護區為例,在總結國外相關研究經驗的基礎上,採用k階最近鄰knn和反向傳播bp前饋型多層神經網路所構成的綜合分類器對百花山遊客中的旅遊者進行識別,又根據「每年去相對原始的自然區域的旅遊次」和環境度尺度nep得分兩項指標將旅遊者進一步細分為嚴格的旅遊者經旅遊者和偶爾的旅遊者,其中經旅遊者和偶爾的旅遊者歸為一般的旅遊者,從而構建起嚴格的一般的旅遊者分類體系。
  11. The area of plot sampling in every typical community locality on the small protected area in huangyinling were 1 600m2. the site factors were investigated by the method of forest community investigation, and the species, body number, height, d. b. h., coverage of herbage and so on were recorded

    在黃茵嶺保護小區中亞熱帶綠闊葉林中設置樣地,每個群落的樣地調查面積均為1600m ~ 2 ,採用森林群落的調查方法,調查立地因子,記錄群落植物的物種名、個體、高度、胸徑、草本層蓋度等。
  12. The study is based on household data of spot check, investigated land use data on landform section, local domestic statistical data, meteorological observation data, land use data by remote sensing and conventional investigation. methods of statistics analysis, yoss marginal analysis, geo - statistics analysis and methods of historical geography were employed in this study. mechanism and environmental effects of land use option by farming and grazing households are studied from the aspects of ecological suitability, economic feasibility, and social acceptability

    本文以農牧戶抽樣調查、地形剖面調查、統計年鑒、氣象觀測、遙感和規調查的土地利用等據和資料為依據,運用統計分析、邊際效益分析、地學分析和歷史地理研究等方法,從適宜性、經濟可行性、社會可接受性等方面研究了農牧戶土地利用選擇機制及由此引起的環境效應。
  13. In this study, the niche characteristics of 12 main tree populations in ? castanopsis carlessii ? forest have been analyzed by quantitative method at the nature reserve of wuyi mountains, including niche breadth, niche proportional similarity and niche overlap

    植物種群之間的位相似性比例和位重疊指指標值反映了亞熱帶綠闊葉林的特徵。
  14. Using rs can rapidly finish the ecological investigation in different scales and analysis the ecological environment information in different period that it " s difficulty with general investigation, with its characters of multiplatform, multiband, multitemporal and its macroscopic and integrality. and when collecting, saving, drawing, changing, showing and analyzing the huge spatial data, the cis act the very important function as a very effective computer tool

    遙感技術以其多平臺、多波段、多時相宏觀綜合的特點,能便捷地完成規方法很難實現的大、中尺度的調查研究和進行不同時期的環境信息的對比分析;地理信息系統作為一個極為有效的計算機工具,則在收集、存儲、提取、轉換、顯示和分析這些容量龐大的空間據時起到了非重要的作用。
  15. The state of defined constants is not checked, but unpredictable results can occur if these change

    不檢查已定義的狀,但如果這些改變,則可能發不可預知的結果。
  16. While abnormal event occurs, the system will pop up video pictures on the display and prompt related notice color changing or flashing in the corresponding position in the e - map. the user clicks the relevant position in the e - map to get the running status, the parameters and the picture information from the display

    當某設備出現異時,系統自動彈出異的頁面,並在電子地圖對應位置的設備上顯示提示信息顏色變化動閃爍,管理者可點擊該位置直接進入該設備運行界面,顯示設備當前運行狀和圖像信息。
  17. They were divided into five groups, each with a freely elected group leader. with great enthusiasm, members of each group joined discussions about the composition of the pig - raising ecological system, the problems in the raising of pigs and the solutions, and received field ballot - box tests on varieties of pigs, common diseases in pigs and management of pig - raising. the test results would serve as the fundamental data prior to the opening of the field school for pig farmers and as the basis of comparing and evaluating the progress of the project in the future

    學員分為5組,每組推選出組長,每組成員都積極參與討論了「豬養殖系統」的構成養豬產過程中的問題和解決方法,並參與了有關豬品種豬的見疾病飼養管理等問題的票箱測試,這些測試結果將作為資中養豬農民田間學校開學前的基礎據,以便作為今後項目進展的比較評估依據。
  18. The resultshowed that the majority of the species in the wan mu ling are of narrow niche, the relationamong the species is very complex and many species share in the resource ; the niche proporrion - al similarity and the niche overlap index reflect the niche characteristics of the evergreen broadleaved woodland in subtropical forest

    結果表明:組成萬木林森林群落的種群絕大多為狹位、種群之間關系復雜,對資源具有一定的共享性;種群之間的位相似性比例和位重疊指指標值反映了亞熱帶綠闊葉林的特徵。
  19. He said the study revealed how environmental factors were driving evolutionary and ecological change, and predicted that as the climate changed, and winters became less frequently harsh, the sheep would get smaller and the population size would be more stable

    他說,這份研究披露環境因素如何促使演化與的改變,並預測隨著氣候改變,冬季嚴寒的情況越來越不有,羊只會越來越小,族群目會趨于穩定。
  20. As ecological protection has gradually become a global trend, china ' s ecological protection regions in geographic sense have been overlapped with those minority areas which belong to the traditional field of anthropologic research

    保護逐漸成為席捲全球的浪潮,國內需要加以保護的地區在地理范圍上,和人類學研究的傳統領域? ?相對主體民族而言的少民族地區相重合。
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