靜矩 的英文怎麼說

中文拼音 [jìng]
靜矩 英文
first moment of area
  • : Ⅰ形容詞1. (安定不動; 平靜) still; calm; motionless 2. (沒有聲響; 清靜) silent; quiet Ⅱ名詞(姓氏) a surname
  • : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
  1. David was always a quiet orderly boy.

    大衛始終是一個文的孩子。
  2. While the compressed electret micromotor adopt top - drive structure, the output torque of it is larger than that of side - drive structure

    扁平駐極體微電機採用項驅動型結構設計,此結構電動機的輸出轉比側驅動型電電動機要大。
  3. Abstract : it presents the law of “ the reverse is positive ” on how to evaluate the unknown force of statically determinate structure, the movement law of force vector for drawing the axial force diagram and shear diagram. and expounds the simple and convenient method of drawing the moment diagram according to the rubber band deformation, and the auxiliary teaching software corresponding to the above - mentioned methods. the methods are believed to save class hour and gain a better effect on teaching

    文摘:闡述了求定結構未知力的反為正規律;繪制軸力圖、剪力圖的力矢移動法則;按照橡皮筋變形繪彎圖的簡便作法以及與上述方法對應的計算機輔助教學軟體.相信這樣作,對教學可起到省課時、效果好的作用
  4. The structure of the upper platform on the simulating table that is put forward is analysed with analysis software ansys of finite element. and the mass of subjacent platform for simulating table is calculated with the method of equilibrium of moments under conditions of the simulating table is static or operating no take place overturn

    機械設計方面:設計了模擬轉臺上、下平臺的結構,並運用有限元分析軟體ansys對所提出的模擬轉臺上平臺結構進行分析,利用力平衡方法計算了模擬轉臺在止以及運動過程中不發生傾覆所需要下平臺的質量。
  5. Basing on the analysis about the reason that how the superabundant torque appears, direct torque control strategy is used to realize the servo control of two asynchronous motors and load system ' s simulation. the measure method of superabundant torque of the system, the valid method of static state torque and the benchmark of dynamic torque are given by testifying the system ' s speediness through experiments

    在具體分析加載系統中多餘力產生原因的基礎上,採用直接轉控制策略,實現了兩臺異步電動機伺服控制和加載系統的負載模擬實驗,通過實驗驗證了系統的快速性;給出了系統多餘轉動慣量的測量、態轉的校驗和動態轉基準的實驗的基本方案。
  6. In the paper, the effects of mooring position, towing line length and towing speed on the course stability and towline tension are analyzed firstly for the ship towing system in calm water

    由於在實際海況中,除了受到風、流的影響之外,波浪作用力所造成的影響更為巨大,在波力及波力的作用,船隻航行的航向穩定性與水中相去剩甚遠。
  7. Firstly, a set of formula is developed for uniplanar x - and multiplanar xx - joints loaded with axial forces, in - plane bending moments and out - of - plane bending moments respectively. in china, it is the first time to develope a set of formula for full - width joints considering the membrane effect

    在總結國內外研究成果的基礎上,本文對方管平面x型和空間xx型相貫節點在軸力、平面內彎和平面外彎等荷載工況作用下的力工作性能建立了一種更合理的理論簡化模型研究方法。
  8. With this understanding, the advancing analysis method of the steady - state voltage stability integrated the continuation power flow analysis, the system jacobi matrix eigenvalue structure analysis and the correlative sensitivity analysis, provided the comprehensive and veracious informations about the steady - state voltage stability of power system under the future operating state, these informations - included the margin of stability, the weak buses, the crucial branch and the crucial generator

    提出了將連續潮流演算法與系統jacobi陣特徵結構分解法以及相關的靈敏度方法相結合的態電壓穩定預測分析方法,這種方法可以提供關于系統在未來運行狀態下的態穩定性信息:系統穩定裕度、系統中的薄弱區域、關鍵支路與關鍵發電機。
  9. The shear mechanism, failure mode, deformation capacity, bearing capacity and the reliability of the anchored angle steels of the wrapped steel concrete cast - in - site frame typical story exterior joints under the middle and high axial compression ratio ( n = 0. 3, 0. 5, 0. 6 ), the working performance, failure mode, and the shear capacity of top story joints under the crack moment, the hysteresis characteristic and the dissipation energy capacity of the test joints are all analysed based on the 1 / 4 model pseudo - static tests of five specimens of wrapped steel concrete cast - in - site frame exterior joints, which varied in axial compression ratio, distribution of the beam angle steels and the stirrup ratio

    基於上述分析,本次試驗通過五個外包鋼混凝土邊節點1 4比例模型的偽力試驗,以柱的軸壓比、梁角鋼布置形式、配箍率等為主要參數,分析外包鋼混凝土現澆框架一般層邊節點在中高軸壓比( n = 0 . 3 、 0 . 5 、 0 . 6 )條件下,節點的抗剪機理、破壞模式、變形能力、承載能力和角鋼錨固的可靠性;分析了頂層邊節點在張開彎作用下的工作性能、破壞模式和抗剪承載力;分析了試驗節點的滯回性能和耗能能力。
  10. Dogs have an inate ability to relinquish to new leadership in an instant, and we have seen miracles happen when we apply these methods to the dogs in our care, particularly to those who come in with behaviour problems picked up from not having a calm, assertive human providing security and leadership in their lives

    狗兒有著立即接受新領導者的天性,我們運用這些方法照顧狗兒時看到驚人的成果,特別是缺乏冷果斷的領導人而造成缺乏安全感與紀律,以至於規出現問題的狗兒們身上。
  11. Promax tension ind corp has long sold and manufactured a variety of custo mized air shafts / air chucks / safety chucks, edge position control systems / epc, powder / air / disk brakes and clutches, ac / dc motor control systems, re - winding / un - winding systems, tension control systems, web inspection systems, automatic color register systems, servo - vector control systems, mmi interface and supervisory control and data acquisition ( scada ) systems and others such as slitting, winding, laminating, extruding, coating, and gravure printing machines, even other auxiliary devices etc. for webs such as paper, films, rubber, textiles and foils

    本公司長久以來已經從事製造及銷售有關紙類,薄膜,膠片,紡織品,橡膠等薄片卷材的捲筒物控制糸統周邊設備,諸如氣漲軸,氣漲/安全夾頭,邊緣追蹤器裝置,磁粉/氣壓/碟式煞車器及離合器,交直流轉馬達控制系統,收放料車動系統,張力控制裝置,印刷機態觀測器,自動套色控制裝置,伺服向量控制系統,人機介面及監控系統及其他有關印刷,貼合,分條,復? ,塗布,上膠,押出,淋膜等產業機械
  12. Decouple control for torque - loading equipment with hydrostatic driving secondary regulation technology

    液驅動二次調節扭加載裝置解耦控制
  13. Hardware decouple methods for torque - loading equipment with hydrostatic driving secondary regulation technology

    液驅動二次調節扭加載裝置的硬體解耦方法
  14. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。
  15. Firstly, the static time window model of scheduling aircraft landings at an airport with single runway or multiple runways was studied and the " matrix sorting algorithm " for deciding flights sequence was presented based on it

    論文首先介紹了單跑道和多跑道系統終端區到達飛機流排序的態時間窗模型,然後討論了動態排序問題,以此為基礎提出了陣排序方法。
  16. As novel concept actuators, ultrasonic motors have been attracting intensive attention at home and abroad with their outstanding features such as low speed and high torque, large holding torque, rapid response, light weight and compact sizes, simple structure, and no magnetic disturbance, etc. traveling wave ultrasonic motors are especially attracting researchers ’ interest for their good controllability and flexible constructions

    超聲波馬達作為一種全新的驅動器,以低速大轉態保持力大、響應速度快、體積重量小、結構簡單以及無磁場干擾等優點受到國內外的廣泛關注,其中行波超聲波馬達以其控制性能良好和結構靈活等優點尤為引人矚目。
  17. 3. magnetic powder brake control for automatic unreeling tension system, reeling with moment motor, alloy guide roll in static balance, maintaining stable tension

    3放卷自動張力系統磁粉制動器控制,力電機收卷,平衡鋁合金導輥,保持了張力穩定。
  18. The cable - strut tensile structures are the self - stress equilibrium systems composed by tensional cables and struts. in this paper, the basic concept of the structures was described. the analysis methods of the structural characteristics ( statically and kinematically determinate or indeterminate ) and the geometrical stability were presented. it is indicated that the cable - strut tensile structures are in stable equilibrium with first - order infinitesimal mechanisms. the ranks of equilibrium matrix were calculated by employing the singular value decomposition, and the independent modes of inextensional mechanisms and the states of self - stress were also obtained in the same way. this paper contains some typical examples which illustrate all of the main points of the work

    索桿張力結構是指由張力索和壓桿組成的、具有預應力自平衡的新穎結構體系.本文詳細闡述這種結構的基本概念和結構特徵,討論結構動定體系特性和幾何穩定性判定分析方法,指出索桿張力結構應具有一階無窮小機構的幾何穩定體系.文中採用奇異值分解方法計算結構平衡陣的秩,並計算獨立機構位移模態和自應力模態.最後,對幾種典型的索桿張力結構進行了算例分析
  19. Daisy had been a very different sort of person--cooler, more regular, a conventional jewish woman.

    戴西可能和她很不一樣了,她是個比較冷,比較規的舊式猶太女子。
  20. In this thesis, we use the random - matrix - theory to revise the following calculating methods : ( 1 ) the heat capacity and the spin susceptibility of the normal metallic small particles ; ( 2 ) the heat capacity of the conventional metallic small particles at the low temperature using the mean field approximation method ; ( 3 ) the heat capacity of the conventional metallic small particles at the vicinity of the critical temperature using the static path approximation method

    本文採用隨機陣理論,計算了: ( 1 )正常態金屬小粒子的電子熱容和順磁磁化率。 ( 2 )在平均場近似下,計算了超導金屬小粒子低溫區的電子熱容。 ( 3 )在態路徑近似下,計算了超導金屬小粒子轉變溫區的電子熱容。
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