章動 的英文怎麼說

中文拼音 [zhāngdòng]
章動 英文
[天文學] nutation; nodding
  • 章 : 名詞1 （歌曲詩文的段落） chapter; verse; section 2 （條理） order 3 （作品） literary writing 4 ...
  1. " taxidermy and romantic ethnography : robert flaherty ' s nanook of the north. " chapter 4 in rony

    第4章，動物標本剝制術與浪漫的民族志學：佛萊賀提之北方的那努克。
  2. Nutating disc flowmeter

    章動圓盤流量計
  3. The wobble and precession - nutation on cip of elastic earth

    彈性地球cip軸的極移和歲差章動
  4. Problema and solution in involute nutation gearing

    漸開線齒輪章動傳動存在的問題與解決方法
  5. Elastic earth model ; precession nutation moment ; cip axis

    彈性地球模型歲差章動力矩cip軸
  6. Nutation in longitude

    黃經章動
  7. Nutation of gyroscope

    陀螺章動
  8. Fibres optic interconnecting devices and passive components. basic test and measurements procedures. part 2 - 35 : tests. cable nutation

    光纖互連裝置和無源元件.基本試驗和測量程序.第2 - 35部分:試驗.電纜章動
  9. Therefore, the theoretical definition of cip and its dynamical equation on wobble and precession - nutation are given. considering precession - nutation moment up to 5

    由此對cip軸進行了理論定義，並給出了其極移歲差章動的動力學方程。
  10. Based on classical dynamical equation on elastic oarth rotation, an associated dynamical equation containing both nutation and wooble of earth rotation has been deduced through introducing motion of nutation frame with respect to inertial spatial frame

    基於經典的彈性地球自轉動力學理論，通過引入章動參考系相對慣性空間的運動，建立了彈性地球極移和章動的聯合動力學方程。
  11. During the work of designing the structure of parallel machine tool, in allusion to the main shortcoming of stewart platform mat its workspace is strait, we decide to design a stewart type parallel machine tool which fulfill the given spherical position workspace and have the best dexterity, genetic algorithm is used in this paper. because the calculation of the fitness function is complex, backpropagation arithmetic is used to approach fitness function. the results show that mis method has good accuracy and computing efficiency

    在並聯機床的結構設計中，針對並聯機床的工作空間有限且受刀具姿態影響大的弱點，提出了以保證非零最小可達章動角球形主工作空間的基礎上，使操作靈敏度暨剛度分佈最優化的設計目標，優化方法的選用了遺傳演算法，結合神經網路技術，該方法取得了很好的結果。
  12. Order, the authors present the expression of precession - nutation of cip. theoretical result shows that odd order s precession - nutation moment causes out - of - phase longitude and obliquity nutation namely, there are cos term in longitude nutation, and sin term in obliquity nutation. moreover, it proves that the expression of precession is independent of earth model

    理論研究表明，奇數階歲差章動力矩使得黃經章動和交角章動出現了異向項即黃經章動出現了cos項，交角章動出現了sin項，同時也證明了歲差表達式與地球模型無關。
  13. Then in allusion to biased momentum wheel system, based on classical control system a pid controller was design about pitching channel. according to specialty of roll - yawing channel, this paper discuss long - time cycle movement and short - time cycle movement. when design the control method of long - time cycle movement, whiff thruster is used to assistant the control system. when design the control method of short - time cycle movemen, in order to sovle the problem of coundn ’ t abtain the angular velocity signal, nonminimum phase controller advanced by terasaki is used

    然後針對偏置動量飛輪系統，基於經典控制理論設計俯仰通道的pid控制律，根據滾動?偏航通道耦合的特點，分別討論了由軌道角頻率和章動頻率引起的長周期運動和短周期運動。其中長周期運動控制律設計時，結合了噴氣推力控制來輔助偏置動量控制;短周期運動控制中，為了解決不能獲得角速度信號的問題，採用terasaki提出的非最小相位控制器進行控制。
  14. A motion moved by the secretary for financial services and the treasury under section 4 of the dutiable commodities ordinance cap. 109 to extend the rate of duty of 1. 11 per litre on ulsd to 31 december 2004 was passed

    財經事務及庫務局局長根據應課稅品條例第109章動議的議案，藉以把超低硫柴油每升1 . 11元的稅率有效期延長至2004年12月31日該議案獲得通過。
  15. A motion moved by the secretary for financial services and the treasury under section 4 ( 2 ) of the dutiable commodities ordinance ( cap. 109 ) to extend the rate of duty of $ 1. 11 per litre on ulsd to 31 december 2004 was passed

    財經事務及庫務局局長根據《應課稅品條例》 （第109章）動議的議案，藉以把超低硫柴油每升1 . 11元的稅率有效期延長至2004年12月31日；該議案獲得通過。
  16. In february 2002, the animals and plants ( protection of endangered species ) ordinance, cap. 187 was amended to give effect to changes that were adopted by the conference of parties to convention on international trade in endangered species of wild fauna and flora. more species were added to the control list, including hwamei and asian box turtles

    在二零零二年二月，本署完成修訂香港法例第187章《動植物（瀕危物種保護）條例》 ，將更多瀕危物種納入管制范圍，包括畫眉及閉殼龜，以符合《瀕危野生動植物種國際貿易公約》締約國大會的最新決定。
  17. Rotating electrical machines ; part 16 : excitation systems for synchronous machines ; chapter 2 : models for power system studies

    旋轉電機.第16部分:同步電機勵磁系統.第2章:動力系統研究模型
  18. Unit 1 : consolidate through 1. 6, then continue through 1. 7 ( action verbs ), including the mini conversations

    有關單元一的作業：鞏固1 . 6章中所學的知識，然後開始學習1 . 7章（動詞） ，其中包含小對話。
  19. When a new species is added to the cites appendix ii, the hong kong government will amend the chapter 187 of the animals and plants protection of endangered species ordinance in order to implementation cites regulations. there are 3 months extension period after the new regulation is effective

    當有新物種被列入cites附錄時，本港亦會修訂有關法例第187章動植物瀕危物種保護條例，以履行cites的規定，根據法例，在管制正式生效的首三個月時間為寬限期，讓業界及市民為其于管制前已管有的物種申領相關的管有許可證，無需提交任何證明文件。
  20. Chapter 3 legalprotection of animal breeds

    第三章：動物品種的法律保護
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