曲線端 的英文怎麼說

中文拼音 [xiànduān]
曲線端 英文
eoc
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 (東西的頭) end; extremity 2 (事情的開頭) beginning 3 (門類; 方面) item; point 4 (原...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. 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; 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 」,表現為低開?高走?平穩發展。
  2. On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries

    在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積承力q _ b的計算方法,並考慮擴底樁的「拱效應」特點引入了有效樁長的概念,最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析,得到了地基土的應力和位移場的變化和在加載過程中樁側土摩阻力和樁反力各自所承擔的比例;本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。
  3. Nevertheless, he sat tight, just viewing the slightly soiled photo creased by opulent curves, none the worse for wear, however, and looked away thoughtfully with the intention of not further increasing the other s possible embarrassment while gauging her symmetry of heaving embonpoint

    盡管如此,他依然坐在那裡,瞅著那張豐滿的起了皺折稍帶點污跡的照片,然而它並未由於陳舊而變得遜色。為了不至於進一步增添對方在掂掇她那隆起的豐腴231胸脯的勻稱美時可能感到的窘迫,他體貼入微地把視移開了。
  4. Points in the physical plane are mapped onto corresponding points in the hodograph plane.

    物理平面上的點被映射到速平面上的對應點。
  5. A transformation that is most useful in the application of the hodograph method is the inversion transformation.

    在速法的應用中,一種最有用的變換是反演變換。
  6. A complementary input stage, which consists of a p - channel pair and a n - channel pair, was used in the circuit, so that the common mode input range can extend from rail to rail. a dcls is used to shift the n - transistor curve leftward to overlap the p - transistor curve properly and keep constant transconductance in the whole common mode input range

    輸入級採用pmos差分輸入對和nmos輸入差分對並聯的結構,從而實現共模輸入范圍擴大到電源的正負兩,並且通過兩個源級跟隨器平移nmos輸入管跨導,使nmos輸入管和pmos輸入管跨導的適當交疊,從而保持了這個輸入級的跨導在整個共模輸入范圍內保持恆定。
  7. The thesis developed the optimization design software of geometric parameter for the worm gear including strength check module, the drawing contact lines module, the change lines of tooth thickness of worm, and the parametric modelling software for the reducer which includes parametric modelling of parts and assembly. the cad prototype system is very convenient because of its accessible interfere, simple operation and written in chinese. by input design parameters , the cad system can make optimization design and strength check for the worm gear , draw contact lines of tooth flank of worm - gear and change line of tooth thickness of worm , judge if the tooth flanks of worm undercut and if the sideward tooth of worm - gear hob come to a point , make project design and structure design for the reducer and draw its 2d parts and assembly

    研究和開發了平面二次包絡環面蝸桿傳動的參數優化設計和校核軟體系統:包括幾何參數設計計算模塊,強度校核模塊,繪制齒面接觸模塊,蝸桿齒厚變化模塊和蝸桿根切判別模塊;開發了平面二次包絡環面蝸桿減速器外形與結構尺寸數據庫以及傳動效率數據庫,建立了平面二次包絡環面蝸桿傳動公差及極限偏差數據庫;開發了平面二次包絡環面蝸桿減速器參數化建模軟體:包括零部件的參數化建模模塊和裝配圖的參數化建模模塊,其中零部件的參數化建模包括蝸桿軸系的參數化建模、蝸輪軸系的參數化建模、箱體的參數化建模、蓋的參數化建模、軸承的參數化建模和其它零部件的參數化建模軟體模塊。
  8. Curve a is skewed to the right, because it tails off toward the high end of the scale.

    A向右傾斜,因為它的尾部搖向高值一
  9. Comparing with the neutral cave on the smooth plane that was thumb - like and opened at the bottom, the neutral caves on the plane with single roughness elements were closed circles. with the growing of roughness element s height, the closed circle became smaller

    實驗中發現與光滑平板邊界層的下開放式的拇指型中性相比較,有粗糙元平板的中性為封閉式的環形,隨著粗糙元高度的進一步增加中性收縮為更小的閉合環。
  10. The dynamic force - displacement relation curve is of crucial important to the design and operation of mechanical impact devices. using one - dimensional wave mechanics and characteristic line theory, this paper presents a testing method for determination of dynamic force - displacement relation curve from one - point strain measurement on an elastic rod endface. the principle of measurement, data processing method and experimental results for penetration into granite are discussed. 4figs., 5refs

    沖擊載荷下彈性桿的作用力-位移關系是沖擊機械繫統研究的重要內容.基於一維波動力學方程,應用特徵方法,探討了已知一點應變求取彈性桿的作用力-位移的測試原理與數據處理方法,以及在花崗巖上沖擊鑿巖機具的測試結果,對一點應變測試法的可行性進行了論證.圖4 ,參5
  11. In this thesis, four types of steel beam - rectangular cfst column connections, including normal welded flange plate ( wfp ) connection, bolted flange plate ( bfp ) connection, stiffened end plate ( sep ) connection and double split - tee plate ( dst ) connection, were designed based on the configuration of steel frame connection. total 8 models, 2 models of each kind of connections were tested under low - reversed cyclic loading at the end of cfst columns. the relationships between force and displacement at the end of columns, the relationships between the moment and rotation of the joints, degradations of strength and stiffness, ductility, failure mechanism and failure characteristics of these four connections under different axial - compression ratios were presented

    本文借鑒鋼框架節點構造,設計了四種類型矩形鋼管混凝土柱與鋼梁連接節點,包括常規栓焊( wfp )節點、翼緣全螺栓連接( bfp )節點、雙t板連接( dst )節點以及加勁板連接( sep )節點,進行了四類節點8個模型試件在柱低周反復荷載作用下的抗震性能試驗研究,比較了不同軸壓比下節點的滯回性能、強度與剛度退化、延性、破壞機理與破壞特徵,主要結論有: 1 、節點的位移滯回與轉角滯回為塊型分佈,沒有或略有捏攏現象,耗能能力強; 2 、軸壓比對節點滯回有顯著影響,全部節點都有顯著的剛度退化; 3 、位移與轉角骨架在峰值荷載後有較長的水平或下降段,具有良好的延性性能; 4 、從整體抗震性能上看,翼緣全螺栓連接節點、雙t板連接與加勁板連接節點都優于常規栓焊節點,可在實際工程中加以推廣。
  12. 3. a space bond slip relation of reinforcements in either end of a member is proposed, based on one - dimensional bond slip model of reinforcements proposed by teng zhiniirmg from tsinghua university, the first - time loaded ascending stage ? curve of which model is modified as the line which parameters are not changed so as to simply the computation. the bond, slip is regarded as the boundary nonlinearity of a member

    3 、採用清華大學滕智明建議的一維鋼筋粘結滑移恢復力模型,但從簡化計算的角度出發,將首次加載的上升段改為直,並假定構件部的諸多縱向鋼筋的滑移服從平截面假定,考慮由節點錨固區粘結滑移引起的構件截面軸向和兩轉角附加變形。
  13. According to the recorded full process fracture curve, the paper calculated and compared the fracture toughness ( kic ), the fracture energy ( gf ) and crack tip opening displacement ( ctod ) of the different strength grade boulder concrete and crushed stone concrete, it is found that the maximal load ( fmax ) and the fracture toughness ( kic ) of boulder concrete and crushed stone concrete increase when the strength of them increases, so does the fracture energy of boulder concrete, but the fracture energy of crushed stone concrete does n ' t obviously increase when it ' s strength increases. the crack tip opening displacement ( ctod ) of all specimens chang less when the strength of concrete increases, so it is concluded that the location of the axle in the ligament of the specimens is relatively stable

    根據記錄的全,計算了不同強度等級的卵石混凝土、碎石混凝土的斷裂韌度k _ ( ic ) 、斷裂能g _ f以及裂縫的尖開口位移ctod ,比較了不同強度等級卵石混凝土及碎石混凝土的斷裂韌度k _ ( ic ) 、斷裂能g _ f以及裂縫的尖開口位移ctod的關系,發現卵石混凝土、碎石混凝土的荷載峰值fmax 、斷裂韌度k _ ( ic )隨強度增加而增加,卵石混凝土的斷裂能g _ f隨強度增加而呈增加趨勢,碎石混凝土的斷裂能g _ f隨強度增加變化趨勢平直,增勢不明顯。
  14. To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering

    為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受力性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向荷載下靜力試驗以及擬動力試驗.其中一榀為普通混凝土迭層空腹桁架,另一榀配置了預應力和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架以及等效粘質阻力系數等抗震性能的比較,並進行了彈塑性動力分析.試驗和分析結果表明,配置預應力和型鋼混凝土的迭層空腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊問題,最後對這類轉換層結構提出了相應的設計建議
  15. Bainianyuan bed selects high quality environment - materials, utilizes most advanced manufacturing techniques. thmattress has carefully sdldcted materials to achieve perfect cont contac with human body, and let you enjoy most relaxing and comfortable sleep

    百年緣選用高品質環保材料,利用尖生產工藝精緻成,床墊墊料都經過特別挑選,能緊貼人體,讓每一點均勻承托您的背脊而又可保持背脊的原理弧度,令您享有最輕松舒適的睡眠感覺
  16. This thesis elucidates and analyses the key techniques and rules of aolr in detail, and introduces its simulation modeling of the integrated system infrastructure and each function modules. through systematic simulation of aolr in the performance of packet delivery rate, average end - to - end delay, average route set - up delay, routing overhead, and etc, the key techniques and algorithms are testified and can provide reference for practical system design and application

    通過對基於蟻群優化的負載均衡路由協議系統的模擬,從數據分組成功遞交率、平均時延、平均路由建立時延、路由開銷等性能的模擬數據和上,分別驗證了該系統中的幾項關鍵技術和演算法。
  17. According to eigenvalue equation ( general formula ) of the energy method of the plane steel frame structure stability, and considering the restriction of the end of the column of the main steel frame and function of deflection curve gained from the differential balance equation general resolution, we get the equation for calculating the length coefficient of the main frame structure stability of the steel arch gate and the resolutions are also given

    根據平面剛架穩定性能量法特徵值方程(通式) ,考慮弧形鋼閘門主框架柱的柱約束的特殊情況,求出撓函數(試解函數)通解,得到弧形鋼閘門主框架柱穩定性計算長度系數方程。其中弧門主框架主橫梁式形框架的臨界荷載比較現行規范推薦的有限元法簡單方便、結果精確及物理概念明確等優點。
  18. In the chapter 3, after the multi - stroke plane distributor was designed, pressure field of the plane distributor was calculated with fem. at the same time, the cad software for it was developed according to the above arithmetic

    第三章在初步設計計算內曲線端面配流盤的基礎上,採用流體有限元方法精確計算分析了面配流盤的壓力流場,同時根據上述演算法開發了面配流盤計算機輔助設計軟體。
  19. Presents a new method of constructing boundary conditions for nurbs interpolotion, which makes it unnecessary to know the deriratives of curve ends, and solves the problem of zero curvature at curve ends, and enables designers to control the shape of the two end segments of curve easily and freely by simply adjusting the curvature coefficients and discusses the influences of curvature coeffients on the shape of the end segments of curve

    提出一種新的用於nurbs插值的構造邊界條件的方法.該方法不需要已知曲線端點的切矢,並且解決了率為零的問題;它使得設計者可以通過簡單地調整首末率參數便可以隨意地且很容易地控制首末兩段的形狀.最後還討論了率參數的取值對曲線端部形狀的影響
  20. The expressions of distributed bars of several normal cases in the practical engineering are presented based on the equalization of the slope of prestressed bars at the end of each curve at inflection point

    以預應力筋在反彎點處每段曲線端點的斜率相等為基礎,提出了實際工程中常用的幾種情況的布筋表達式。
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