轉動中心點 的英文怎麼說
中文拼音 [zhuǎndòngzhōngxīndiǎn]
轉動中心點
英文
fulcrum-
Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated
由於氣浮臺平衡調試方法和手段的限制,實驗過程中氣浮臺質心與轉動中心有一定的位置偏差,必將導致較大的重力干擾力矩,在辨識演算法的推導過程中,重點考慮了重力干擾力矩的建模和參數辨識問題,推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法,並對演算法進行了數學模擬和全物理模擬驗證。Initiate the development of chengdu, mianyang, panzhihua and zigong high - tech industrial bases ; build with support of mianyang sci - tech city a military - to - civil state level technology transfer center under the chinese academy of engineering physics and intensify efforts to promote development of the state level engineering research center, national key project laboratory and corporate techno - centers in sichuan
啟動建設成都、綿陽、攀枝花、自貢等市高技術產業基地;依託綿陽科技城建設以軍轉民為特色的中物院國家技術轉移中心;加大力度推進我省國家工程研究中心、國家重點工程實驗室和企業技術中心的發展。According to the moving characteristics of tracklayer, when the vehicle is on ramp and the ground ' s vertical pressure is linear, the calculating formulas of relationship between the deviation of the instantaneous steering center, the position of vehicle ' s gravity, steering radius, moving velocity, moving acceleration, and vehicle ' s orientation, were obtained by the theory and method of vector analysis in mathematics and mechanics
摘要根據履帶式車輛的運動特點,運用數力學中矢量分析理論和方法,推導了接地比壓為線性分佈時履帶式車輛在斜坡上轉向時,瞬時轉向中心偏移量與車輛重心位置、轉向半徑、行進速度、加速度、車輛方位相互關系的計算公式。Contrast between this machine and traditional rolling screen : adopt lower driving, the carrying ability is great, running is stable which settle the problem, such as great torsional moment of central drive, startup loading is great with shock of chain driving
本機與老式滾筒篩相比,因為採用下傳動有承載能力大運轉平穩,特別克服了中心傳動扭矩巨大,起動負荷大,鏈傳動沖擊等缺點。The author believes that government should establish regional economic development strategy from the angle of the whole country and build the regional economic relationship with internal and external circle. the establishment of regional strategy should be guided by the view of market. the government should forcefully propel the establish of central and western regions " factors markets, nature the central region of economic development, enhance the reform strength in central and western regions, deepen the open to the outside, build the growth foundations recycling around the hi gh technology, develop the rural and town enterprises, propel the economic connection and cooperation between the central and western region, and prompt the fundamental transform of the economic system and the way of economic growth in the central and western region
作者認為,應從全國角度科學地制定分區域的經濟發展戰略,合情合理地確定一個區域的發展方向,建立內循環與外循環相結合的區域經濟關系,區域戰略的制定始終貫徹市場的觀念,政府要積極推動中西部要素市場的建立,有計劃、有重點地培育經濟發展核心區,加大中西部地區改革力度,擴大對外開放,積極建設以高新技術產業為核心的增長極軸,大力發展中西部地區的鄉鎮企業,多種手段促進東中西部地區橫向經濟聯合與合作,切實推進中西部地區經濟體制和經濟增長方式兩個根本性轉變。This is a newly introduced slight shocking, direct driving centrifugal hyro - extractor. the electric locomotive on its base is semi - closed, internal ventilating, self cooling, weight adding and energy saving. the internal drum and rotational drum are istalled on the axel of the locomotive and drived directly, which effectively decreases energyloss, and simplifies therotation. acontrolling box is used in the machine to start through frequency conversion. and stop through resistance. the showing board shows the rotation speed and adjusts the speed and time. the featues of this machine areenergy saving, durable and repair infrequent. this machine is spcially used for cloth hydroectraction
本機系最新引進直微震直驅式離心脫水機,它使用半封閉內通風自冷加重型專用節能電機裝于中間底座,內桶及轉鼓裝于電機軸而直接驅動之,有效地減小了多功能損耗,簡化了傳統的多級繁瑣轉動,本機配有一個電控箱機變頻起動,電阻剎車於一體面板有轉速顯示並可調速度及時間,該機特點省電、耐用、維修機會極少,本機適合布匹脫水使用。As if the earth had tilted a bit more and dropped off - centre, spinning the two poles around
就像地球在繞兩極轉動時,地面有一點翹起並離開中心。The new algorithm starts from an initial estimate which is based on the hough transform, and a rectangular window is centered using the current line approximation, and a new line estimation is generated by making a total least squares fit through the pixels contained within the window. this is repeated until convergence is reached. lastly, we have suggested a new technique which may recover the motion and structure parameters of a moving object by using of 21 optical flow lines based on the optical flow fields of the feature line this thesis is the project supported by aeronautical foundation science ( no. 99f53065 ) and research center of measuring and testing technologies, and control engineering in nanchang institute of aeronautical technology ( no. 2001 - 15 )
演算法的思路是:首先,在小區域內運用霍夫變換確定直線的初始值;其次,以直線的初始值所對應的直線為中心線,建立一個矩形框;最後,利用矩形框內所包含的邊緣點數據不斷地迭代直至收斂,從而達到進一步修正直線的坐標參數;本文基於特徵直線的光流場,即線流場,建立了一種利用21條光流線確定空間三維物體旋轉運動參數、平移運動參數以及對應的空間直線坐標的線性演算法。Circling turn, you turn away, the new rules of the new game and see how to do it operations guide : control the right side of the logo will change to the left side line, click on the mouse can turn it to the icon for rotating around the center of icon - oh
轉轉轉,轉得你暈頭轉向,新游戲新玩法,看看是怎麼做的吧操作指南:對照右邊的圖案,將左邊的變一致,鼠標點擊可轉動以點擊的圖標為中心旋轉周圍相連的圖標哦Introduction : circling turn, you turn away, the new rules of the new game and see how to do it operations guide : control the right side of the logo will change to the left side line, click on the mouse can turn it to the icon for rotating around the center of icon - oh
攻略:轉轉轉,轉得你暈頭轉向,新游戲新玩法,看看是怎麼做的吧操作指南:對照右邊的圖案,將左邊的變一致,鼠標點擊可轉動以點擊的圖標為中心旋轉周圍相連的圖標哦It uses a center origin and currently has a popup animation that rotates on the x axis starting at 180 degrees, going to 360, then resetting
它使用一個中心起點和當前的彈出動畫,它可以在x軸坐標上180度至360度旋轉,然後重置。Samll grinding products, the steel ring in the middle of the grinding dish is used to fix into the hand grinding machine. it is easy to be used and have long life time by using high toughness fiber and fine grit which combined by special bond
本品屬小型研磨材料,研磨碟中心的鐵環造成用於手磨機的裝置,此研磨碟有著與其他研磨的位置而用手磨,有著靈活轉動、耐用等點,採用高韌度纖維和精選礦砂再經由特製粘膠復合而成,該產品用於清除金屬刺和磨圓邊角,研磨不銹鋼特別砂紋,絕對不會燒黑工件表面,不會改變工件尺寸。According to the mil - std - 188 - 220b protocol of american army, data packets can be relayed and forwarded automatically by nodes in network. the network can detect the change of topology in internal system and assure the information to be sent to the destination node in connective network. furthermore, it comprises of the radio data transmitting network for some equipments such as tactical data terminal and computer so on
本質上,它屬于無中心的自組織分組無線網,按照美軍戰術網際網路「數字消息傳輸設備子系統互操作標準」 ( mil - std - 188 - 220b協議) ,通過節點對數據分組的自動中繼轉發,使網路能夠自動探測到系統內部拓撲結構發生的變化,保證信息能達到網路中所有連通的節點,為戰術數據終端和計算機等設備提供無線數據傳輸網路。With function module design method, the system interface design is completed ; by application of network function, the data is communicated to main - computer in order to retroactively supervisor product quality and to monitor local manufacture. through inspection of response of plc, the problems of dada efficacy and malfunction alarm in icc - plc communication are solved ; with adding symbol - bit, the exact conversion of receiving and sending data is realized
通過採用功能模塊設計的方法,完成系統界面設計;運用網路功能,將現場的有用數據上傳到信息中心的主計算機,以便產品質量的追溯管理,同時通過信息中心的主計算機也可以實時掌握生產現場的情況,實現輻照小車運行的動態監視,從而實現生產的自動化管理;通過檢測plc的應答信息,解決工控機與plc之間通信的數據效驗和故障報警難點;通過採取加標志位的辦法,實現數據收發的準確轉換。The polar axis should point to the celestial pole around which all stars seem to rotate and the elevation of the axis should be the same as the latitude of the location
赤道儀的極軸必須對準星空的轉動中心,而仰角則相等於拍攝地點的緯度。Study the kadang movement of this mechanism. analyze the distributing rule of velocity and velocity instantaneous, and also study the relationship between comers and the relationship between corners and position when the mechanism turning
研究了該機構的卡當運動,分析了運動過程中的速度和速度瞬心的分佈規律,並分析了卡當運動過程中各轉角間及轉角與頂點位置間的相互關系。The paper takes shiyan city as a study case. in light of the existing urban recreationally spatial structure and its landform, the paper puts forward “ ellipse circle ” formed by “ plot - axis ”, an ideal model of recreationally spatial structure for moderate cities, which can be described as : according to “ plot - axis ” model, a city which has unique central district firstly puts emphasize on the center and its axes, secondly transfers to secondary center and its axes, thirdly gradually shapes a recreational belt crossing the center of the city, finally forms “ ellipse circle ” model for recreationally spatial structure by recreational belt. finally, the paper comes up with corresponding countermeasures aiming at the recreationally special layout of each hierarchy in shiyan city
以十堰市為例,根據城市現有的遊憩空間結構和地形特徵提出了「點軸」拉動的「橢圓圈層」城市遊憩空間結構模式,即對于只有一個中心區域的城市,根據「點軸」空間結構的發展模式,首先以中心區域為重點並發展其中心軸線,隨后把重點逐步轉到次重點區域並發展次中心軸線,照此循環下去逐漸形成橫穿城市中心區域的遊憩帶,在遊憩帶的作用下形成了城市遊憩空間的橢圓圈層模式;最後分別對城市社區、城區和環城三個遊憩空間的布局提出了相應的改進措施。This paper analyzes and discusses the problems involving the design of the electronic control ( ec ) and numerical control ( nc ) systems for a new type nc grinder - machine used to grind planar quadratic and annular enveloping worms based on novel four - axis - interpolation, in which a central fabricating method is introduced
摘要本文作者設計了新型四聯動平面二次包絡蝸桿數控磨床的數控及電控系統,該磨床採用虛擬中心的方法,通過兩正交軸的圓插補及磨頭基座的自轉實現了傳統蝸桿加工磨床上的砂輪工作面的平面回轉運動,克服了傳統加工蝸桿工作層面多,結構復雜,加工精度、效率低等缺點。To meet the need of developing the simulator of the whole flow sheet of the mathematical plant, mathematical model and simulation software of the plant is developed. in the process of modeling, thermotical character and mechanical character of centrifugal compressor are emphased. thermotical character is about section parameters and character curves ; mechanical character is about rotor ' s vibration and axial force
在建模過程中,重點對離心式壓縮機的熱力特性和機械特性做了較深入的研究,其中熱力特性著重於離心式壓縮機中的氣流在各個關鍵截面參數和特性曲線,機械特性著重於壓縮機轉子軸系的振動和軸向力。Output shaft when the swing set in the center of rotation on the trip - down, design may also need to set rotation angles and movements itinerary
出力軸在擺動時可設定在旋轉行程的中心點上停動,也可依設計需要設定旋轉角度和升降行程。分享友人