道矩 的英文怎麼說

中文拼音 [dào]
道矩 英文
michinori
  • : Ⅰ名詞(道路) road; way; route; path 2 (水流通過的途徑) channel; course 3 (方向; 方法; 道理) ...
  • : 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. A new pbg cover formed by digging air holes in the material is studied. lt is easier to be fabricated compared with the structure reported before

    與文獻所報形氧化鋁棒結構相比,這種新的覆層結構由於採用了介質內鉆空氣孔的形式更容易加工實現。
  2. On the basis of the hamilton ' s principle, the element mass matrix, stiffness matrix, and damping matrix caused by coriolis force of the finite method for the conveying fluid tubes were educed in the paper

    本文用哈密頓變分式推導輸送流體管的有限元法分析單元質量陣、剛度陣和科里奧利力引起的阻尼陣。
  3. The streets of florence were not always a moral spectacle in those times.

    在那個時代,佛羅倫薩的街並不總是一個規規的地方。
  4. The difference between the results, using the fud and copmd schemes respectively for the two - dimensional case, are given

    比較了二維形突擴管流動分別用fud 、 copmd格式計算結果的差異。
  5. The internal power of haunch over the frame structure of rectangular tunnels

    加腋對形隧框架的內力影響
  6. How do i know that he was a just indian ?

    我又怎麼知他是個規的印第安人呢?
  7. As addenda, a tennis and fives court, a shrubbery, a glass summerhouse with tropical palms, equipped in the best botanical manner a rockery with waterspray, a beehive arranged on humane principles, oval flowerbeds in rectangular grassplots set with eccentric ellipses of scarlet and chrome tulips, blue scillas, crocuses, polyanthus, sweet william, sweat pea, lily of the valley bulbs obtainable from sir james w. mackey limited wholesale and retail seed and bulb merchant and nurseryman, agent for chemical manures, 23 sackville street, upper, an orchard, kitchen garden and vinery, protected against illegal trespassers by glasstopped mural enclosures, a lumbershed with padlock for various inventoried implements

    可以增添一個網球兼手球場,一片灌木叢,用植物學上最佳辦法設置一座熱帶椰子科植物的玻璃涼亭,有噴泉裝置的假山石,按照人的原則設計的蜂窩。在形的草坪上布置一座座橢圓形花壇,將深紅和淡黃兩色的鬱金香藍色的天蒜報春花西櫻草美洲石竹香豌豆花和歐鈐蘭都栽培成別致的卵形球根購自詹姆斯w馬凱伊爵士247的股份有限公司,他是個種籽與球根批發兼零售商,苗木培養工,化學肥料代理商,住在上薩克維爾街二十三號。果樹園蔬菜園和葡萄園各一座。
  8. Spin-orbit coupling is the interaction between the spin magnetic moment of an electron and magnetic field generated by its orbital motion.

    自旋-軌耦合是電子的自旋磁和由軌運動產生的磁場之間的相互作用。
  9. Orbital magnetic moment

  10. Onset of nucleate boiling in the vertical narrow rectangular channel

    形窄縫流流動過冷沸騰起始點的實驗研究
  11. Measurement precision contribute to improving the security class and economic of boiler running and automatic level of whole plant. the smart measurement instrument of the boiler ’ s air flow designed in the thesis and the instrument can make the degree of accuracy get to. firstly, the thesis build the “ velocity - area ” method which is on basis of “ log - tchebycheff ” on the analyzing of basic measure method of boiler ’ s air flow. secondly, model86 averaging pitot tube was selected the right model of flow transducer which can pickoff the differential pressure and static pressure. modelc264 which made in setra system corp. u. s. a was selected as ultra low differential pressure transmitter. a good flow of boiler ’ s air was calculated by offsetting pressure and temperature. finally, numeroscope was designed with z80cpu and other chips

    精確的監測有助於提高鍋爐燃燒的安全型、經濟性,也有助於提高電廠的整體自動化水平。本文設計的智能化鍋爐風量測量裝置能夠實現對鍋爐送風的精確測量,精度可達。本文首先研究鍋爐送風形大管測量理論,提出在流來流量測量測點布置基於「對數-切比雪夫」法的速度-面積法。
  12. Because of its oblate shape, the moment of inertia of the earth is a maximum about the polar axis and minimum about an axis in the equatorial plane.

    由於地球是扁球體,繞極軸慣量最大,而繞在赤面內的軸的慣量最小。
  13. Abstract : the magnetic moment of a hydrogen atom is calculated by using the solution of the relativistic wave equations. it is shown that the so called total magnetic moment are produced from the electron orbit motion. these results show that the total angular momentum j is actually the relativistic orbital angular momentum

    文摘:利用氫原子的相對論性波動方程解計算了氫原子的磁.結果表明,現行量子理論中所謂的總磁實際上都是由電子的軌運動產生的,由此提出了所謂的總角動量實際上是相對論性軌角動量的看法
  14. Abstract : by comparing the channel capacities hetwem orthogonal space - time block coding and multi - antenna array system over rayleigh fading channel, some capacity loss for orthogonal space - time block coding is obtained, which is a function of the code rate, the rank of channel matrix and the number of transmitter and receive antennas, although the system of orthogonal space - time block codes is simple and easy to implemented. if is also shown that there is no capacity loss only if both the code rate and the channel matrix rank are all one

    文摘:在研究瑞利衰落條件下正交空時分組編碼通容量的基礎上,將其與多發送多接收天線系統的通容量進行了比較.比較結果表明,正交空時分組碼雖編碼簡單,易於實現,但在通容量方面存在較大的損失,損失的程度與編碼碼率、通道矩陣的秩及收發天線數等因素有關.進一步研究表明只有當編碼碼率和通道矩陣的秩都為1時,才沒有通容量的損失
  15. Then this new model is disscused in detail and is extended to some more common tv dispersive channels. in the following chapter 5, we do much effort to research the methods of blind equalization and identification of tv dispersive channels based on the proposed dt canonical model

    首先對間接盲均衡方法,提出了對時不變通道矩陣的子空間營辨識算涪和可以消除誤差傳播效應的兩級盲辨識演算法,然後給出了一種直接盲均衡方法。
  16. Firstly, a new joint filterbank precoders and decision feedback equalizers structure is proposed, and the corresponding optimization result based on the maximal mutual information criterion is derived. secondly, the concept of dt canonical model is proposed, which is very suitable for the task of blind signal processing based on the second - order statistical of the observations. thirdly, the methods of blind equalization and identification of the tv dispersive channels are researched systematically based on the proposed dt canonical model, and a subspace blind identification algorithm of the time - invariant channel matrix is developed

    本文創新性的成果在於:提出了預編碼-判決反饋聯合均衡系統結構,並從理論推導得出了對應的最大互信息量最優化設計結果;首次提出了時變色散通的離散正則模型概念,該模型適宜於利用觀察數據的二階統計量進行盲信號處理;基於離散正則模型對時變色散通進行了系統的盲均衡和盲辨識方法研究,提出了對時不變通道矩陣的子空間盲辨識演算法;針對誤差傳播效應問題,提出了可以消除誤差傳播效應的兩級盲辨識演算法;提出了基於離散正則模型的直接盲均衡演算法;提出了基於特徵恢復思想的神經網路直接自適應盲均衡演算法。
  17. On another side, this paper analysises the effect of the municipal pipeline on sector tunnel construction, and gives a proposal for soluation

    研究了3種不同形式的區間隧(雙圓隧、單圓隧形隧)內鋪設管線的方式,並分析了外來管線對隧的影響,提出了解決方案。
  18. This system characterized with good anti - multipath performance and low complexities when the channel matrix extending technique or overlap - adding technique and minimum mean square error equalization are employed

    當採用通道矩陣擴展技術或重疊相加技術,並採用最小均方誤差均衡時,該系統有著良好的抗多徑性能和較低的計算復雜度。
  19. The authors discuss the statistical distributions of multiple - input multiple - output mimo channels over flat rayleigh fading via the order statistics analysis. simplified expressions are derived for expectations of the vector energies when the column or row number is equal to 1 and 2, which is followed by the upper and lower bounds when the antenna number at one side approaches infinite

    以順序統計量分析rayleigh平坦衰落mimo通道矩陣各向量能量的分佈特徵,給出其各階公式以及列行數為1和2時行列向量的能量期望值的簡潔表達式,並由此推導出通道矩陣的單邊維數趨于無窮時行和列向量能量期望值的上下界。
  20. Taking mold manufacturing workflow as an example, polychromatic sets function character matrix of the molds manufacturing workflow is established, boolean matrix of the nodes is presented and flow routes for expressing all possible functions of the molds manufacturing are indicated

    最後,以模具製造工作流過程為例,根據基於多色集合理論的工作流建模理論提出的步驟和演算法,建立了模具製造流程的多色集合功能圍道矩陣,給出了節點的布爾陣,並得出了表示模具製造過程中所有可能的流程路徑。
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