圓準線 的英文怎麼說
中文拼音 [yuánzhǔnxiàn]
圓準線
英文
circular directris-
This paper describes an automatic contest robot from the cctv holding “ the first robot tv contest all over the academician ”, describes the function and the realization of the robot in greater detail. the robot adopts two stepper motors in the stepped driving control system and putting - ball control system like fishing, with the control of at89c52 single - chip microcomputer, it can synchronously produce driving pulse for two stepper motors and control the moving of the robot along the predetermined line
該競賽機器人採用步進電機作為行走驅動，釣魚桿式的放球控制系統，在at89c52單片機的控制下，分別為左、右步進電機產生脈沖，控制機器人按照預設的固定路線行走，待機器人到達預定的目標位置后，同時控制多個放球機構，從而能分別將賽球準確地放入到比賽圓筒中。Conic projection with two standard parallels
雙標準緯線圓錐投影First the sketch / datum plane is fitted by least - square distance, then the extruded direction or axis with the flank points of the cloud is extracted in quadratic paogramming arithmetic, and certain points projected to gain 2d sketched datas. feature points are defined to segment the sketch datas, and the sketch profile is generated by fitting separately the line and circle segment
使用最小二乘方法擬合草圖基準平面，採用二次規劃方法提取拉伸方向和旋轉軸線，然後將數據點投影以獲取草圖數據，通過柵格劃分提取草圖邊界輪廓數據，再對這些邊界數據進行基於特徵點的分割，以直線和圓弧段擬合出草圖輪廓。Then the author focus on schemes including identification, digital signature and deniable authentication, and several classical algorithms are addressed as well. in addition, we analyze the differences between standard security paradigm and random oracle paradigm. based on all above, by using elliptic curve, we establish a new identification scheme and its corresponding digital signature scheme under random paradigm
文章詳細的分析了認證系統的三種類型，即身份認證、數字簽名和消息認證，剖析了一些經典的方案，並對標準安全模式與隨機oracle模式做出比較，並基於隨機oracle模式提出了一個新的身份認證演算法及其相應的數字簽名變形，兩個演算法均在橢圓曲線上實現。Constructing directrix for conic curve
圓錐曲線準線的幾何作圖Standard specification for round wire for winding electron tube grid laterals
繞制電子管柵極支線用圓線標準規范Zack, direct your helmet camera towards the satellite dish
傑克，把你的頭盔攝像機對準那圓盤形的衛星天線Gs series high speed involute cylindrical gear box is hard gear side box which is according to national criteria to design and manufacture. its structure form is outside engaged straight fear, oblique tooth gear or herringbone gear of single, closed and parallel axis
Gs系列高速漸開線圓柱齒輪箱是按照國際標準設計、生產的硬齒面齒輪箱，其結構形式為外嚙合的直齒、斜齒或人字齒結構，單級、閉式、平行軸傳動。Such research can lead to a new flight procedure design methodology, which copes with these problems and makes strong economical senses. under the guidance of aviation safety, efficiency, regularity and economy, this thesis applies the principle of the instrument flight procedure, firstly, to research the current vor / dme instrument flight procedure, namely the vor / dme instrument flight procedure ( vor / dmf. ifp ), its holding procedures, departure routes, arrival routes, and approach procedures, cor the terminal airspace
本文在安全、效率、正常和經濟的原則下，運用儀表飛行程序設計的思想和原則，首先對在vor / dme導航臺上建立儀表進場航線、等待程序、儀表進近程序和儀表離場航線等機場空域內的飛行程序的設計方法進行了研究，總結出不同位置的vor / dme儀表飛行程序的布局形式、適用情況及其優缺點，並首次提出了以vor / dme為基準的封閉圓弧進近程序；其次，研究了基於vor / dme導航臺的區域導航飛行程序的設計方法；最後，研究了在現有的vor / dme儀表飛行程序上建立區域導航飛行程序的設計方法。Plug : round shape 10pin, code no. 010 ; aami tpu innocuous cable is no harmful for the body ; special metal conductor make the using life increase 3 - 5 times ; high performance double shield cable ; gild terminal ensure connecting ; imported snap fastener ensure the longer uselife ; add the special anlistatig layer to protect the higher performance. junction box : 1 to 3 cables ; advantage technologies to avoid broken
插頭:圓頭10pin 010 aami標準鍍金端子確保連接信號更準確高性能tpu屏蔽電纜加入抗靜電干擾塗層特殊合金導體增加線纜壽命3 - 5倍分線合:一分三患者端:按扣式If we know the exact value of vvm we will have, for integers n < m, a deterministic primality testing algorithm which is not only easier to implement but also faster than either the jacobi sum test or the elliptic curve test. thanks to pomerance et al
如果知道了_ m的準確值，那麼對小於_ m的整數n ，我們就有了一個確定性素性測定演算法，它不僅容易實現而且比jacobisum測試和橢圓曲線方法都要快。Methods for calibration of vertical cylindrical tanks for petroleum and liquid petroleum products - optical - reference - line method
石油和液態石油產品用立式圓柱形儲罐的校驗方法.第2部分:光學基準線法The system is stabilized against external disturbances. this means that the los is really pointing most of the time into a circle around the aim point because of stabilization loop finite bandwidth. the diameter of this circle represents stabilization accuracy
這是因為系統在抑制外來干擾而實現穩定時，由於穩定環有限帶寬的存在，瞄準線實質上是瞄準在目標中心點周圍一定的圓域內，該圓域的直徑反映了系統的穩定精度。Standard practice for guarded - hot - plate design using circular line - heat sources
使用圓形線性加熱源的護熱板設計的標準實施規程Calibration of upright cylindrical tanks using the optical reference line method
使用光基準線法對立式圓柱形容器的校驗With the fast development of internet, the problem of information security looks increasingly important. then on the basis of safe and high efficient encryption algorithm, some related network protocols are produced. compared with some other public key cryptosystems, elliptic curve cryptosystem ( ecc ) has many merits, so the special attention is paid to it by the network safety specialist in the world. ecc is widely argued because of no standard source code. in this article, the research is on the ecc theory and the implementation of it is also done
隨著網際網路的快速發展，信息安全問題顯得日益重要。相關網路安全協議應運而生，而它們的基礎都是安全高效的加密演算法，橢圓曲線加密系統與其他公鑰加密系統相比有許多優點，受到國內外安全專家的極大關注。可是橢圓曲線加密系統（ ecc ）並無公開的標準源代碼，還處于「百花齊放，百家爭鳴」的局面，文章對于安全的橢圓曲線加密系統做了理論研究和實現工作。This lack of maritime surveillance and disaster preparedness is not unique to the great circle route, but the nasty local conditions are
對海運監督的缺失和對海難準備工作的不足，對大圓航線來說並不少見，糟糕的當地情況亦是如此。The elliptic curve digital signature algorithm ( ecdsa ) is the elliptic curve analogue of the digital signature algorithm ( dsa ). it was accepted in 1999 as an ansi standard, and was accepted in 2000 as ieee and nist standards. unlike the ordinary discrete logarithm problem and the integer factorization problem, no subexponential - time is known for the elliptic curve discrete logarithm problem. for this reason, the strength - per - key - bit is substantially greater in an algorithm that uses elliptic curves
橢圓曲線數字簽名演算法（ ecdsa ）是數字簽名演算法（ dsa ）的橢圓曲線對等。它先後成為ansi ， ieee ， nist和iso的標準，而且其它的一些組織正在考慮成為其標準。不象普通的離散對數問題和因數分解問題，橢圓曲線離散對數問題沒有已知的亞指數演算法，所以使用橢圓曲線的演算法在密鑰的位強度是足夠高的。After the nonlinear and absorption effect is taken into account in the applications where high power ultrasonic is involved, the first and second harmonic components of the sound field of stepped circular plate is analyzed, based on the kzk equation and quasi - linear condition
考慮到大功率超聲應用中的非線性和吸收作用，本文從kzk方程和準線性條件出發，對于工作在共振頻率下的這種階梯圓盤，推導了它的一階和二階諧波聲場計算方法。The highest safety strength of private key per bit in the public - key cryptography systems is the elliptic curve cryptography at present. under similar secure conditions, the ecc has the advantages such as : less computation amounts, shorter length of private key, smaller storing and bandwidth. moreover, it has been declared as standard documents adopted by many international standard institutions and regarded as the most universally used public key system
橢圓曲線密碼體制是目前公鑰體制中每比特密鑰安全強度最高的一種密碼體制，在相同安全強度條件下，橢圓曲線密碼體制具有較短的密鑰長度，較少的計算量、存儲量、帶寬等優點，而且橢圓曲線密碼體制已經被許多國際標準化機構作為標準化文件向全球頒布，被認為是下一代最通用的公鑰密碼系統。分享友人