空間因子 的英文怎麼說

中文拼音 [kōngjiānyīnzi]
空間因子 英文
steric factor
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : Ⅰ動詞[書面語] (沿襲) follow; carry on Ⅱ介詞1 [書面語] (憑借; 根據) on the basis of; in accord...
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • 空間 : space; enclosure; room; blank; interspace
  1. In this paper the floral ontogeny and the ovary development of rivina humilis l. were observed. the results showed that ( 1 ) the tepal primordia initiated in 2 / 5 spirals. the abaxial one initiated first, then the adaxial one, finally the lateral two initiated nearly simultaneously. the third one initiated on the position near the first tepal, and there is a gap between itself and the second tepal. ( 2 ) the 4 stamineal primordia initiated in one whorl at the same time. ( 3 ) the carpellary primordium initiated from the abaxial side of flower primordium ; the carpellary primordium grew upwards and towards axis after it was formed, therefore an elliptic orifice was formed at the adaxial position of ovary, which was the remainder of the mouth of ovary before the ovary was fused completely. with the ovary maturing, the orifice was narrowed because of the ovary growth, at last fused completely. the gynoecium is composed of a single carpel. ( 4 ) in the series developmental sections of ovary, the ovular primordium was initiated on the adaxial meristem when the mouth of ovary was formed

    對數珠珊瑚的花器官發生和房的發育過程進行了觀察.結果表明: ( 1 )數珠珊瑚花被呈2 / 5螺旋狀發生,遠軸側的1枚先發生,其次為近軸側的1枚發生,最後側方的2枚花被幾乎同時發生,第3枚花被在靠近第1枚的位置發生,第2枚和第3枚之有1個隙; ( 2 ) 4枚雄蕊是同時發生的; ( 3 )心皮發生於分生組織的遠軸側,心皮原基形成后,向上向軸生長,在房成熟前在近軸側非正中位形成1個孔,該孔為心皮最終愈合前的殘跡,到房成熟時,房的生長孔被擠壓縮小,在進一步的生長過程中愈合.房由1枚心皮構成; ( 4 )從房發育過程的切片看,該植物的胚珠是在房發生后不久發生的,房上的圓孔形成時,從近軸側的分生組織發生胚珠原基,由胚珠原基分化出珠被與珠心
  2. Cycle frequency - based blind beamforming shows the performance degradation due to cfe ( cyclic frequency error ). an improved algorithm is presented in literature 6, which adopting forgetting factor in estimation cyclic correlation matrix would largely depress the sensitivity of cab to cyclic frequency error. by using this method, the improved algorithms of the c - cab and ecab algorithms are presented in this dissertation

    針對基於循環頻率的盲波束形成演算法對循環頻率誤差cfe ( cyclicfrequencyerror )很敏感而導致演算法性能下降的情況,參照文獻[ 6 ]提出的遺忘cab演算法,提出了c - cab演算法以及基於特徵的盲波束形成演算法( ecab )的改進演算法。
  3. Go to house lease returning one part to borrow money with chummage, because the house is returned, have the space that rise

    將房租出去用房租還一部分貸款,為房還有上漲的
  4. The mechanical environment is described in the paper and then the environments in three different orbits are proposed, called leo ( low earth orbits ), meo ( medium earth orbit ) and geo ( geosynchronous earth orbits ). the influence produced by the atomic oxygen, micrometeorites and debris, ionizing radiation and cold welding under vacuum is presented in the paper. some principles are proposed, which can be as the method to choose materials of the mechanism in space environment

    環境中力學環境對可動結構的影響直接關繫到機構的設計問題,所以本文第四章中嶽建如:中文摘要浙江大學博士學位論文20024首先詳細論述了環境中的力學環境,然後給出了環境的三種軌道環境劃分,及每一種環境影響素對可動結構設計的影響,包括原氧、離射線、溫度、微隕石和碎片以及真冷焊現象等環境素,提出了材料選擇的原則,為可動結構材料選擇提供了一定的依據。
  5. Constructing quantitative model with ordinary differential equations for the cell - cycle control system, it is appropriate to use ordinary differential equations ( odes ), because molecular diffusion, transcription, translation and membrane transport seem to be fast ( a matter of seconds ) compared with the duration of the cell cycle ( hours ). spatial localization of reactions can be handled by compart - mental modelling, in the spirit of pharmacokinetics

    對于這樣的細胞周期控制系統,應用常微分方程是適合的,為比起細胞周期的時(以小時計)來,分擴散,轉錄,翻譯和膜運輸是很快的(以秒計應用藥物動力學的區域化模型的方法,可以處理反應的分佈。
  6. Based on field research and the dynamic analysis of remote sensing data of different time ( 1987 tm, 1996 tm and 2000 china - brazil earth resource satellite ccd ), using multi - information of research area ( including data of geology, geography, hydrology, meteorology, economy, human culture and dem ) and existing research results, the dissertation discusses drive factors of desertification and the relationships between drive factors and desertification with the help of gis tool and some mathematical methods such as probability, statistics, curvilinear estimation, logical analysis and analytic hierarchy process

    論文在對研究區土地荒漠化現狀野外調研和不同時相( 1987tm 、 1996tm和2000ccd )遙感圖像土地荒漠化信息提取和演變分析的基礎上,結合研究區已有的多元信息基礎資料及研究成果(包括地質、地理、多時期的水文氣象、經濟、人文以及dem數據等) ,運用gis強大的分析功能和概率統計、曲線估計、邏輯分析、主成分分析、層次分析等數學方法綜合研究了土地荒漠化與各驅動的相關關系,揭示了研究區土地荒漠化的主要驅動素,探討了荒漠化動態演化規律。
  7. Based on the structure and function analysis of hirudin, a potent thrombin inhibitor, and some platelet aggregation inhibitors, which contain the recognition sequence argglyasp as their functional motif, two chimeric antithrombotic molecules were designed by introducing rgd sequence to hirudin cterminus. these chimera genes were constructed by pcr and inserted into the expression vector pet21a, the constructs were confirmed by restriction enzyme digestion and dna sequence analysis. these recombinant plasmids were transformed into

    經限制酶消化和dna序列分析,證明兩種重組質粒與設計完全一致。由於rgd -水蛭素嵌合基上游連接了金黃色葡萄球菌蛋白a spa的信號肽序列,在iptg誘導下兩種嵌合分都獲得了分泌表達,表達產物主要集中在細胞周質
  8. As a result, in the paper, considering the altitudinal effect ( topography factor ) and the influence on the temperature lapse rate by topography and latitude and longitude and moisture transfer, the study on the daily surface air mean, max and min temperature in the reaches of yangtze rive is attempted by five models, which include the gaussian weighted model, the gaussian weighted model associated with the error - modification, the gradient plus inverse distance squared model and the modified gaussian weighted model a and b that take topography - factor into account

    本文考慮海拔高度和溫度直減率受地形和經、緯度及水汽等素的影響,通過利用高斯權重法、結合逐步訂正的高斯權重法、梯度距離權重反比法和加入地形影響項(地形)的兩種改進高斯權重法的方案a 、 b ,對長江流域的地面日平均、最高和最低氣溫場進行了化插值研究。
  9. Previous researchers have always determined the sp atial distribution patterns ( sdp ) of castanopsis kawakamii with a sample - dis tance method. however, the distribution patterns may be affected by the quadrat si ze and, in the course of analysis, the density differences among the cluster plots are not considered ; therefore, differences of cluster plot size and the dispersi on degree among individuals of cluster plots can not be known. authers of this pa per have determined the spatial distribution patterns of castanopsis kawakamii population in different habitats by means of non - quadrat distance method and a nalysed the pattern intensity and grain of the sdp. the pattern intensity is defi ned with the relative density differences and the pattern grain can embody the d ispersion degree of the individuals in the plots, and the dispersion degree among the plots. the determined results are as follows. the intensities of the species range in order from strong to week : litsea mollifolia p. kawakamii i. purpure a r. cochinchinensis c. kawakamii c. carlessii d. oldphamii s. superba. the gra ins of the species queue in order from coarse to close : s. superba = litsea mollif olia r. cohinchinensis c. kawakamii = i. purpurea c. carlessii p. racemosam d. oldp hamii. these determined results tally basiclly with the results authers of this paper have got in determining the same plots by means of aggregate index access ing method. in view of this, it is held that the sdp of c. kawakamii is closely related to the habitats and biological features

    前人都是採用樣方方法對格氏栲種群數量的格局進行測定,而格局分佈有可能受樣方大小的影響,且分析過程中沒有涉及聚塊密度差的問題,而無法掌握種群的聚塊大小差別及聚塊內個體的離散程度.本研究採用無樣方距離法,測定不同生境的格氏栲種群格局,分析格氏栲種群格局的強度和紋理.強度以聚塊和隙的密度差來定義,紋理則是體現聚塊內個體的離散程度與諸聚塊的分離程度.測定結果表明,格氏栲種群格局強度從高到低排列次序為:木姜蚊母樹冬青茜草樹格氏栲米櫧虎皮楠木荷;格局紋理從粗到細的順序是:木荷=木姜茜草樹格氏栲=冬青米櫧蚊母樹虎皮楠.這一測定結果與作者採用聚集度指標測定相同樣地格氏栲種群格局的結果基本相符.此,格氏栲格局類型及分佈與格氏栲生物學特性及生境的關系密切
  10. This investigation of the two species is mainly dealing with their morphological characters, population biology, pollination biology and molecular biology, based on the following methods such as section slides, sem, artificial pollination, rapd analysis and gravity glass slides. this study is intended to demonstrate the distribution patterns of the populations for the two species, the numerical and spatial characteristics of ecological difference, the biological characters of seeds, pollination mode and reproductive stratigies, and molecular genetics. in light of the results from this study, the reasons that resulted in the present dangerous situation for the two species were discussed, and the suggestions for protecting them were proposed

    本研究以種群為單位,採用石蠟切片、掃描電鏡、重力玻片、人工授粉、 rapd分析等方法,對兩種植物的形態生物學、種群生物學、繁殖生物學和分生物學等方面進行了詳細研究,以揭示它們的種群分佈類型及成、種群生態環境差異的數量特徵和特徵、種生物學特徵、傳粉和生殖策略以及種群分遺傳特徵,進而探討兩物種瀕危的成和機制,並針對性地提出了科學合理的保護對策和建議。
  11. In process of the trajectory planning depending on robot " s kinematics, we propone a method which can get middle nodal point with normalizing factor in order to simplify our process, in addition, includes actual physics signification

    在基於機器人的運動學的軌跡規劃中,通過在操作的規劃,提出了歸一化來求解中結點,通過它可以使求解中結點變得更簡單,並且賦予它們實際的物理含義。
  12. The main reason for this test is simply that users of the subpackage who use the expat parser currently need to call a special setup function to enable processing xml documents with namespaces this fact is evolutionary rather than designed, and might change later

    創建這一測試的主要原僅在於,使用expat解析器的軟體包用戶常常需要調用一個特別的設置函數來啟用有名稱的xml文檔的處理(這個實際情況是演化來的而不是設計如此,並且以後可能會改變) 。
  13. The photocatalytic activities of the xw11 / tio2 ( x = p, si, ge ) composite films were tested via degradation of aqueous azo - dyes, congo red ( cr ) and naphthol blue black ( nbb ). it was observed that the photocatalytic activities of the three composite films are much higher than that of the pure tio2 film, mainly attributed to the synergetic effect between xw11 and tio2, i. e., xw11 - catalyzed electron transfer from the conduction band ( cb ) of photoexicited tio2 to itself

    結果表明三種復合膜均具有遠高於純tio _ 2膜的活性,主要歸於復合膜材料中多金屬氧酸鹽和tio _ 2之存在的協同效應,即作為強電受體的多金屬氧酸鹽接受tio _ 2受光激發形成的導帶光生電,延長了穴-電的再復合時,同時自身仍具有光活性。
  14. The saying about “ realize the mind consciousness ” in buddhism means to realize all the earthly phenomena, such as space, time, psychological, physiological, physical, social, natural and so on, all the anti - conversion phenomenon are nothing but the position changes of causes and reasons, changes in composition, differences in types, and then the consequence are the phenomenon of dissolution - composition, composition - dissolution, and combine - dismiss, dismiss - combine

    佛教所說的悟境,既是悟出世的一切現象,的、時的、心理的、生理的、物理的、社會的、自然的,凡是現象的起滅轉換、無非是由於及緣的位的變動,成份的增減,類別的出入,而產生的離合、合離及組成、解散,解散了再組成的現象。
  15. Since the images of a human face lie in a complex subset of the image space that is unlikely to be modeled by a single linear subspace, we use a mixture of linear subspaces to model the distribution efface and non - face patterns. in the other words, we used fisher linear discriminator to project samples from a height dimensional image space to a lower dimensional feature space

    對于背景復雜的人臉圖象的檢測,使用單個線性線性很難準確地區分出人臉和非人臉模式,此,本文使用混合線性對人臉和非人臉樣本的分佈進行建模,在利用自組織映射神經網路標識人臉和非人臉樣本的基礎上構建一個fisher人臉檢測器。
  16. 3 eight communities are identified by gradient analysis in desert - oasis ecotone, and species are divided into 5 ecological groups. dca ordination is superior to cca and dcca. variation of vegetation explained by environmental and spatial factors reaches 23. 4 % ; among these the species matrix explained by non - spatial soil factors account for up to 11. 5 % of variation, spatial variation that is not shared by soil factors explains up to 11. 6 %, their interaction explains up to 0. 3 %

    3 、通過梯度分析,阜康荒漠綠洲過渡帶群落可分為8個類型,物種可分成5個生態類型; dca排序效果優于cca和dcca ;土壤和空間因子解釋了植被分異的23 . 4 ,其中土壤佔11 . 5 ,空間因子佔11 . 6 ,二者交互作用佔0 . 3 。
  17. Lastly, the land disposition model was set up at dahe town, hebei province, including town development direction decision, town land scale decision, town land structure optimum. taking use of fuzzy aggregate principle, choosing ground load - bearing capacity, quality of taken up land, groundwater level, economic land use, infrastructure building cost, radiation capability, transport, life environment, town form as evaluation element, the town development direction decision model at dahe town were set up

    運用模糊集合變換原理,選擇了地基承載力、土地農業生產力、地下水位、節約用地、基礎設施建設成本、對周邊的輻射、現有基礎設施、對外交通便利程度、城鎮生活環境、城鎮形態等10個評價,建立了小城鎮用地擴展決策模型,研究表明大河鎮鎮區用地未來的擴展主方向應該是東面和東北面。
  18. Applying the basic theories of spatial data mining and geomorphology, taking the loess plateau of north shaanxi province, china as the research area, this dissertation explored the theories and systematic structures of geomorphologic data mining and acknowledge discovery from dems, ascertained the systematic structures of topographic factors and synthetic topographic acknowledge, as well as systemically summarized mining algorithms from dems. the author pa id more attention also to analyze the principle and algorithm of flow length, curvature, relief, the earth ' s surface incision and gully density. in this research, the elementary constitutes and mining algorithms of regional character acknowledge in the loess plateau were probed

    本研究在廣泛總結前人研究成果與研究經驗的基礎上,利用數據挖掘和地形地貌學的基本理論,以陜北黃土高原多地貌類型區為實驗樣區,以1 10000比例尺dem為樣本數據,探討了dem中地形地貌數據挖掘與知識發現的理論方法和體系結構;確定了宏觀和微觀地形、地形綜合特徵知識的體系結構;系統總結了dem基本地形的提取演算法,並重點對坡長、曲率、地形的起伏度、切割深度和溝壑密度提取的原理與演算法作了深入的分析;提出了黃土高原地區區域特徵知識的基本構成及其系統完整、科學可行的挖掘提取演算法;擴充了arcviewgis軟體平臺中dem分析的基本功能;實現了以delphi7 . 0為平臺的地形信息輔助挖掘系統的設計與開發;完成了對黃土高原多地貌類型區(樣區)地形信息分異特徵的分析。
  19. As a hard - core part of epikarst ecosystem, soil makes a hinge action in the karst process. it forms a leach layer between rainfalls and carbonate and gives a great much time and space in the karst process. soil co2, a very pivotal factor in the karst dynamic factors, makes an action of driving forces in karst dynamic system

    土壤作為表層帶巖溶生態系統的核心部分,在巖溶過程中起著樞紐作用,它的存在使得大氣降水與碳酸鹽巖之形成一個「過濾層」 ,賦予巖溶作用更廣闊的時,其中土壤co _ 2是個非常關鍵的,它是巖溶作用的重要物質來源,在巖溶動力系統中起著驅動力作用。
  20. After a careful comparison we found : ( 1 ) rotating the coordinate system around the z - axis for each event is necessary for the relaxation of the correlation between thrust ( or sphericity ) major - minor frame and the direction of the first hard gluon emission. ( 2 ) the horizontal factorial moments ( hfm ) are equivalent to the vertical ones ( vfm ) only after cumulant - variable transformation. therefore, in the study of nonlinear phenomena in high energy collisions the hfm can be used only in combination with the cumulant variables

    工jlnfy4ww ; 6標系與發射第一個硬膠的關聯效應,從而觀察到全部強度的動力學起伏;證明了:只有在引入累積變量以後,橫向矩才等於縱向矩,從而也才等效于幾率矩,困而只有在這時,橫向矩才能被使用;論證了:對eb對撞末態粒系統動力學起伏的研究只能在全相進行,而不能用限定的相而只能採用丟掉最初的一個或幾個點的方法消除動量守恆對相標度特性的影響。
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