曲線的閉路 的英文怎麼說

中文拼音 [xiànde]
曲線的閉路 英文
loop of a curve
  • : 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...
  • : 4次方是 The fourth power of 2 is direction
  • : Ⅰ動詞1. (關; 合) close; shut 2. (堵塞不通) block up; obstruct; stop up Ⅱ名詞(姓氏) a surname
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • 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發展而發展,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城市旅遊、工業文明萌芽時期城市旅遊、全面建設工業文明和后工業文明因素初露端倪時期城市旅遊,以及邁向信息時代城市旅遊,其間體現出不同城市旅遊發展特徵; ( 2 )經歷不同發展時期,中國城市旅遊表現出如下演進規律: 1 )城市旅遊觀念開放程度逐漸增強,對城市旅遊容納度日趨加大,對城市旅遊地位認識從忽視到關注再成為生活必要因素; 2 )旅遊形式從單一走向多元,新旅遊形式隨城市發展層出不窮; 3 )城市旅遊內外部空間聯系從封平面走向開放立體,達到網化、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「 s 」,表現為低開?高走?平穩發展。
  2. Besides, pid control algorithm is introduced and the velocity closed - loop controller is designed on the basis of dynamic model for the train. furthermore, according to kunming world ' s fair route data, the ato system with pid controller is simulated. it shows some disadvantages, and so the predictive control algorithm is brought forward to realize velocity closed - loop control

    在已有列車運動模型基礎上,採用pid控制演算法,設計了列車速度環控制器,結合昆明數據,進行了基於pid控制器ato系統模擬分析,發現採用pid控制器控制時,列車運行呈波浪形,當遇到坡道或者外界干擾時速度和加速度會出現尖峰現象。
  3. The loop simulation model of driver - vehicle - road system considering vehicle dynamic response is established on the basis of the 3dof model, sk model which is usually used in road alignment design and optimal preview lateral acceleration model proposed by guo konghui, and the solution is also proposed

    結合單點預瞄最優率模型和道形模型sk模型,建立了考慮汽車動態響應人車環模擬模型,並提出求解方法。
  4. 2 the line integral of the tangential component of the magnetic field intensity h around a closed contour c is equal to the sum of currents passing through any surface s linking that contour

    沿著一個合迴c磁場強度積分等於穿過任何以此迴為邊界電流之和。
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