空間應變 的英文怎麼說
中文拼音 [kōngjiānyīngbiàn]
空間應變
英文
steric strain-
And it can be divided into four phases of urban tourism of china, in which there are different characteristics. ( 2 ) the evolutive rules of urban tourism of china are as follows : 1 ) the exoteric extent of tourism notion is more and more swell ; 2 ) the form of urban tourism renovate with the development of cities ; 3 ) the layout of urban tourism inner and outer is from close and complanate to exoteric and tridimensional ; 4 ) the sustaining system of urban tourism is from absent to as clear as a bell, and will reach a rational and advanced extent. 5 ) the social delamination of urban tourism is form stern to syncretic ; 6 ) the evolvement tendency of urban tourism should be generalized as a curve of accumbent " s ", which present a course makes up of low - grade development, high - speed development and balanced development
主要觀點歸納如下: ( 1 )城市旅遊是基於城市的發展而發展的,中國城市旅遊可分為古代、近代、現代和后現代四個階段,分別對應於前工業文明時期的城市旅遊、工業文明萌芽時期的城市旅遊、全面建設工業文明和后工業文明因素初露端倪時期的城市旅遊,以及邁向信息時代的城市旅遊,其間體現出不同的城市旅遊發展特徵; ( 2 )經歷不同發展的時期,中國城市旅遊表現出如下的演進規律: 1 )城市旅遊觀念開放程度逐漸增強,對城市旅遊的容納度日趨加大,對城市旅遊地位的認識從忽視到關注再成為生活的必要因素; 2 )旅遊形式從單一走向多元,新的旅遊形式隨城市發展層出不窮; 3 )城市旅遊的內外部空間聯系從封閉平面走向開放立體,達到網路化、連綿化、分區化、立體化布局; 4 )城市旅遊支持系統從缺失走向健全,達到理性高端; 5 )城市旅遊社會分層從森嚴走向融合,經歷了「小眾旅遊」 、 「大眾旅遊」 ,最終發展到「全民旅遊」 ; 6 )城市旅遊產業演變態勢可以概括為一條橫臥的「 s 」曲線,表現為低開?高走?平穩發展。For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field
因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵,提出了改進的基於盒維數的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。With the help of the electronic computers, engineers employ it to figure out nearly all kinds of engineering problems ranging from astronavigation, construction, waterpower projects, ship - building and mechanical engineering etc. owing to the strong power of finite element method, one kind of software pack which based on the method is exploited and named algor feas to resolve problems on structure analysis for trusses and shells. this paper also employ algor feas software pack to analyze and compute the cableway towers, giving the accurate result on stress and displacement both in location and whole. finally, we also bring out some advice on structure improving
在此分析過程中:首先將物理模型簡化為力學模型,主要是將塔架結構按空間桿單元簡化為空間桁架結構,目的是將力學模型變換為數學模型;這一過程主要是利用autocad2000建立塔架的計算模型;再者,利用algorfeas軟體包讀入autocad建立的塔架計算模型生成初始數據卡利用計算機進行編程進行風載計算,再將計算結論整合入algorfeas產生的初始數據卡中,生成計算數據卡;接著,利用algorfeas軟體包計算塔架在不同載荷情況下的應力圖,位移圖,並且求出在不同載荷條件下的最大位移和最大應力等;然後,對塔架的穩定性進行分析;最後;根據計算結果提出改進建議。It can be said that the solution to the space problem of limit load and the calculation of foundation bearing capacity for deformed groundwork have some academic and scientific value. the dynamic pile testing of foundation and batholith as well as deep well load testing system has been put into use in real work environment and gained some social and economic benefit
本文關于界限荷載的空間問題解答,考慮地基變形的地基承載力工程演算法具有一定的學術價值;本文中的地基(及巖基)承載力動測法及深井載荷試驗系統已在工程實踐中應用,並取得了較好的社會和經濟效益,具有一定的工程實用意義。In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test
然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的有限單元法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具有實用、簡便、穩定及安個等優點。Mechanics course mainly includes the description of movement of objects, the instantaneous effect of strength, spatial build - up effect of strength, temporal build - up effect of strength, nonindividual body mechanics, mechanical wave and sound, relativity, inalterability and covariability and mechanics foundation of the theory of relativity
力學主要內容包括物體運動的描述,力的瞬時效應,力的空間累積效應,力的時間累積效應,連續體力學,機械波和聲,相對性、不變性與協變性和相對論力學基礎等。During ion source operating, alternating axial magnetic field and azimuthal electric field in discharge tube ionize hydrogen gas purified by hot palladium pipe, and form plasma, hi fifties year, research reports studied on rf ion source are numerous however most of them are concerned about application, and research reports relevant to discharge theory or experiment model are unfrequent
離子源工作時,放電空間交變的軸向磁場和渦漩電場激發放電管中經鈀管純化后通入的氫氣電離,形成等離子體。 50多年來,關于高頻離子源的研究報告很多,但是,這些研究主要都集中在應用研究方面,有關高頻無極環形放電離子源的理論與實驗模型研究不是很多。Lowstand system tract, transgressive system tract and highstand system tract are all have characteristic of changing gradually in tune and space. it ' s the new theory of sequence stratigraphy applying on the continental sedimentary basin
低水位、水進及高水位體系域都具有時間、空間漸變的特徵,這是層序地層學理論應用於陸相沉積盆地的新認識。Beven 18 suggested that when it is applied in its original form to a river basin with thin soils over an imperme - able base, the quasi - steady state approximation holds. however, he also noted that for a variety of alternative transmissivity profiles, or when the saturated depth of the aquifer is large, the deviation in the actual shape of the water table from a steady - state shape can be both large enough and last long enough to call into question the assumption of quasi - steady dynamics
Beven 18也也指出這種「擬穩定」的地下徑流機制雖然能夠較好地應用於那些不透水層之上的土壤厚度比較薄的流域,但對于那些非飽和土壤層的厚度隨空間的變化較大也就是地下水位的變化比較大,或者潛水面的厚度較大的流域,使用這種「擬線性」的topmodel地下徑流機制就容易產生問題This paper studies the status of this region by theories of regional sustainable development, mathematic models and gis methods in 10 years. this article analyzes general development level, harmony status and special changes of harmony status about every period of time, discusses the influence of each sustainable development subsystem to regional sustainable development, and brings foreword development stratagems to realize sustainable development of the studied region
本文利用區域可持續發展理論,應用數學模型以及gis方法對該區域的可持續發展狀況進行了研究,分析了該區域10年來的綜合發展水平、協調性狀況以及分時段的協調狀況的空間演變,探討了該區域內各可持續發展子系統對區域可持續發展的影響,並在此基礎上提出了中原城市群經濟隆起帶實現可持續發展的發展戰略。The corresponding programs in matlab language were presented for various operating mode computations. thus, the excess pore - pressure and void ratio distribution along space - time could be derived. the degree of consolidation, which could be expressed by excess pore - pressure or deformation, was derived for various operating mode and its ’ characteristics along space - time showed rules of warping soil consolidation under osmotic pressure
應用matlab語言編制計算程序對各種工況的超孔隙水壓力消散、孔隙比隨時間和空間的變化進行了求解,對各種計算工況得到的以孔壓和變形表示的固結度的變化規律進行分析,說明滲壓體積力作用下淤填粘土的固結隨時間和空間的非線性分佈特性。Space mutation breeding technique and its applications in cucurbits breeding
空間誘變育種及其在瓜類上的應用An empirical application of weight - centre research method on the spatial variation track and character of chinese industries and economy
重心研究方法在中國產業與經濟空間演變及特徵中的實證應用Research progress in space plant mutagenetic biological effect and breeding
植物空間誘變的生物效應及其育種研究進展From chapter 4 to chapterl 1, a serial of comparable methods were adapted to analyze the obtained results in chapter 2 and chapter 3, in order to describe quantitatively the changing of engineering geological environmental factors with time and space that is induced by different wave loading action, including reaction of topo and morphologic features to hydraulic condition, reaction of grain size and mineral composition to it and reaction of static and dynamic mechanical index to it
在此基礎上,針對現場和室內實驗取得的結果資料,採用一系列統計分析方法,定量描述水動力作用導致的黃河口典型研究區工程地質環境要素隨時間和空間的變化,包括形貌特徵對水動力條件響應、沉積物的粒度與礦物成分及結構對水動力條件的響應、沉積物的靜力與動力學指標對水動力條件的響應。Research progress in mutational effects of aerospace on crop and ground simulation on aerospace environment factors
作物空間誘變效應及其地面模擬研究進展The basic data base of village and town during 1985 - 2000 is established by data base management system. through the exclusive spacial analysis function, spacial data base and attribute data base are mated into a spacial - attribute - unified data base. then the spacial evolution maps and dynamic type map of pred system are formed, and spacial difference and evolution law are further studied
應用gis建立全縣鄉鎮級行政區劃空間數據庫,並藉助數據庫管理系統( dbms )建立1985 2000年全縣分鄉鎮pred系統基礎數據庫,應用gis特有的空間分析功能,將相關的空間數據與屬性數據進行匹配處理,建立「空間?屬性一體化數據庫」 ,在此基礎上,生成pred系統空間演變圖、動態類型圖,並進一步分析其空間分異及演變規律。Pedodiversity is a new theory and method based on biodiversity conception in ecology but applied to non - renewable non - biological resource that was developed since the 1990s. this paper applied pedodiversity analytical theory and method to analyze the spatial variability of the soils developed on different parent materials and terrains, the data source is 1 : 1, 000, 000 scale soil and terrain digital database ( soter ) of shandong province, china
土壤多樣性理論是20世紀90年代發展起來的、基於生態學中生物多樣性概念但應用於不可再生性非生物資源的一種新的理論與方法.本論文應用土壤多樣性分析理論與方法,以山東省1 : 100萬土壤-地形體數字化數據庫( soter )為數據源,對不同母巖、不同地形上發育的土壤空間可變性進行了研究。This paper puts to use a tensile test from the plastic deformation theory, and has deduced the mathematical formulas on determing criterion in the various conditions such as the sotropy and anisotropy materials, plane stress, plane strain, space stress and strain
文章採用拉伸試驗,根據塑性變形理論,推出了各向同性和各向異性材料在平面應力應變、空間應力應變等多種條件下的判斷準則的數學表達式。Especially the dotted like open space such as plaza, small greenbelt which are dispersed in interior space of each section is disposed diversely and overally through needing combining other interrelated element in urban space. on the base of establishing relationship among structural elements such as urban street, block, the integrated form of the dotted like open space at each lay on space structure is builded, and be given full scope of whole teamwork. in addition, in the process of studing on urban space structure, social effect and social meaning of exterior public space should be payed attention, the way of the layout of the organic integrating the open space in form of dot with intor structure of the urban should be searched for and the social effect of this space should be exerted actively. on the other side, as the city is a organism, it is a process of continuous succession, so it is necessary to integral the dotted like open space with the dynamic process of the evolvement of the city to make a useful control and intrudction of the development of the city
對開放空間的開發與設計,是提高城市空間環境質量的重要環節,應將其放在城市整體空間中,給予全面系統的分析與研究;特別是諸如廣場、小型綠地等分散於各區段空間內部的「點」狀形態的開放空間,更需要結合城市空間中的其他相關要素,對其進行更加全面的多樣化配置;在建立與城市道路、區域等其它結構要素的關系的基礎上,建構「點」狀開放空間在各層級空間結構上的整體形態,發揮「點」狀開放空間的整體協同作用;此外,在研究城市空間結構的過程中,注重該外部公共空間的社會效應和社會意義,探求「點」狀開放空間與城市內在結構有機結合的布局方法,發揮該空間場所積極的社會作用;再則,由於城市空間是一個有機體,其發展是一個不斷生長演替的過程,所以需要將「點」狀開放空間的布局結合城市空間演變的動態過程,對城市空間發展進行有效的控制與引導。分享友人