閉鎖環 的英文怎麼說

中文拼音 [suǒhuán]
閉鎖環 英文
closed circle
  • : Ⅰ動詞1. (關; 合) close; shut 2. (堵塞不通) block up; obstruct; stop up Ⅱ名詞(姓氏) a surname
  • : Ⅰ名詞1 (安在開合處使人不能隨便打開的器具) lock 2 (姓氏) a surname Ⅱ動詞1 (上鎖) lock up 2 ...
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • 閉鎖 : shutting; bottoming; interlock; rejection; latching; paralysis; clausura
  1. It is discoverde that with a looped feedback circuit, the dds acousto - optic mode locking has the function of tracking the frequency interval of the laser resonator longitudinal mode, and stabilizing the quality of the laser beams

    Dds聲光模器在增加反饋路后,可以跟蹤激光諧振腔縱模頻率間隔變化,穩定激光光束輸出質量。
  2. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、效應及激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  3. Fold appearance skimmers zinc and chromium plating steel locking ring structure line

    褶皺外觀,鍍鉻鋼閉鎖環和壓模鋅線結構
  4. In this paper, firstly the macro parameter of the series connection app was comprehensively analyzed, among which the trajectory location of the bullet emission and the terminal velocity of the bullet were mainly analyzed, and the feasibility of the series connection app to cope with explosive reactive armor was demonstrated. and then the macro design about the head of the series connection app was made, among which a particular analyse about the bullet " s launching process was made, from which we concluded the relation between the thickness of the airproof loop and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the velocity of the bullet detached from the carrier and the relation between the length of the bullet and the burning rate of the powder and the relation between the length of the bullet and the maximum pressure of the emission hole and the relation between the length of the bullet and the emitting time of the bullet, and the reasonable str ucture of the head of the carrier and bullet were designed, then the intensity of the head of the carrier was checked out using of the software of ansys

    本文首先對子母式穿甲彈總體參量作了全面的計算分析,其中主要分析了子彈射出的彈道位置和必要的子彈著靶速度,論證了子母式穿甲彈對付爆炸式反應裝甲的可行性,然後對子母式穿甲彈彈頭部進行了總體設計,其中主要對子彈的發射過程進行了詳細的分析,得出了母彈彈頭部發射孔內閉鎖環厚度與子彈飛離母彈速度的關系、子彈長度與子彈飛離母彈速度的關系、子彈長度與火藥燃燒率的關系、子彈長度與母彈彈頭部發射孔內最大壓力的關系以及子彈的長度與子彈發射所需時間的關系,設計出了合理的母彈彈頭部結構和子彈的結構,並利用ansys有限元分析軟體對母彈彈頭部的強度進行了校核。
  5. With a view to the course of history, it ponders profoundly over the global ecological destruction and environment pollution brought about by the first industrial revolution while giving impetus to the mankind and describes the tragedy and disastrous effect of the chinese closed - door policy of more than two centuries on human living and environment and the high price paid for the nation ' s neglect of the coordinative development of society, economy and ecological environment as the economy construction reaching " super - convention " increasing speed after liberation

    尤其是縱貫歷史的進程,深刻反思了第一次工業革命在推動人類社會進步的同時,所造成的全球生態破壞和境污染問題;並針對我國實際,詳細描述了兩個多世紀我們國,加劇人類生存發展境危機的悲劇與惡果;以及新中國建立后,國家經濟建設在取得「超常規」增長速度的同時,由於忽視社會、經濟和生態境之間的協調發展而付出的沉重的代價。
  6. Kenbolt fasteners co., ltd set up in 2000, is a promising new one of rivet manufacturer in china. our company devote ourselves to research and manufacture different kinds of high - tech fasten rivets

    主要產品有快速鉚釘、拉絲鉚釘、燈籠型鉚釘、芯型鉚釘、槽鉚釘、單鼓型鉚釘、不銹鋼鉚釘、封型鉚釘及各種手動氣動鉚槍工具。
  7. 3 using current injecting frequency modulation method and modulating sine wave around the resonator point, the lock - in phenomena is observed in a comparatively short period of time. this has achieved the basic goal for a closed loop r - fog

    3 、採用電流注入法,在諧振點附近進行正弦調制,實現了對諧振點的短時間定,達到了光纖陀螺設計的首要基本要求。
  8. There are two uncertain factor about it : the phase of the pn code and the doppler - shift. after capturing the received signal successfully, the traditional ds receiver always uses a delay locked loop ( dll ) to synchronize the pn code and then uses a costas loop to realize the carrier synchronization. this complex closed - loop structure not only take long time to realize the synchronization, but also has the defect of “ hang up ”

    傳統的擴頻接收機通常在捕獲偽碼信號后利用遲早門鑒相的延時來實現偽碼的精同步,解擴后利用科斯塔斯實現載波同步,這種結構不僅同步時間長、結構復雜,而且還存在所謂的「 hang - up 」現象。
  9. We design inversion control circuit with cmos figure pll cd4046 act as core and microprocessor 80c196kc act as assistant controller. adopting a control method that combine fuzzy controller and pll control, improve induction heating power succeed in startup. adopting electric current voltage pair closed loop feedback design, with trough route capacitance voltage and trough route electric current act as pair closed loop feedback signal, guarantee induction heating power output accuracy

    並對系統主電路的元器件參數進行了詳細的計算;設計了以cmos數字cd4046為核心、以80c196kc作為輔助控制器的逆變控制電路;採用了模糊邏輯與相結合的控制技術,提高了電源的啟動成功率;採用電流、電壓雙反饋方案,採用槽路電容電壓和槽路電流作為反饋信號,從而保證了電源功率的輸出精度。
  10. Finally, the principle of phase - locked - loop for speed control is discussed. the control methods of torque and magnetic levitation force are studied experimentally on a prototype bearingless motor. based on the analysis of shortcomings of the analog control system, a digital control system is proposed

    分析了採用對電機轉速進行控制的原理;設計了磁懸浮力的模擬控制器並對磁懸浮血泵電機進行了實驗研究;針對模擬控制系統存在的缺點,本文設計了一種數字控制系統。
  11. Based on the principle of phase - locked, the closed - looped driving circuit is designed using the special chip. 2

    驅動電路基於相原理,採用專業晶元,進一步提高了陀螺驅動模態的諧振性。
  12. Firstly, design the software phase - closed loops ; secondly, realize the double closed loops control of the instantaneous value and the virtual value. furthermore, the dynamic flux imbalance of the output transformer caused by ordinary pi arithmetic is analyzed in detail. a new solution for flux balance by sampling the instantaneous primary current of the output transformer and introducing the on - line calculated bias current component into the voltage regulation arithmetic is presented

    系統軟體實現了ups的各個功能模塊,首先設計了軟體;然後實現了輸出電壓瞬時值和有效值雙反饋控制;並且在深入分析基本數字pi演算法所引起的輸出變壓器動態偏磁問題的基礎上,提出了一種改進演算法,實時消除了變壓器的偏磁。
  13. Specification for harmonized system of quality assessment for electronic components - blank detail specification : reverse blocking triode thyristors, ambient and case - rated, for currents greater than 100 a

    電子元器件質量評估協調體系規范.空白詳細規范:電流大於100a的境溫度額定和外殼溫度限定反向三級半導體閘流晶體管
  14. First, because pipelines are so complex that controlled object is high order, delay, coupling, nolinear and time - varing, it is difficult to realize closed loop control for it using valid mathematic model. to resolve this problem, the paper presents a fuzzy - pid control algorithm with self - adjusting regulation factor. second, if a moving motor supplied by inverter power is switched to be supplied by power supply, the impact of overload - voltage and overload - current appears

    主要針對中、大容量供水系統中,由於供水管網鋪設復雜、彎管多、控制對象具有高階、滯后、耦合、非線性及參數時變的特點,難以利用有效的解析式數學模型進行控制,以及多臺水泵並聯運行時,水泵電機由變頻電源供電向工頻電源供電切換過程中產生的過電壓過電流沖擊這兩個難題,提出了可調整因子fuzzy - pid控制演算法及利用控制實現水泵電機由變頻電源向工頻電源的同頻同相平滑切換。
  15. In chapter 1, the basic principle and structure of the integrated anti - interference data transmission system are introduced. in chapter 2, the theory of maximum likelihood ( ml ) carrier synchronization parameter estimation ( frequency estimation and phase estimation ) are expatiated, and the closed - loop recovery methods ( phase - locked loop, pll ) and some other arithmetic in common use are introduced

    第二章對最大似然( ml )載波同步參數估計(頻率估計和相位估計)理論進行了闡述,對常用的恢復法即( pll )法和一些載波同步參數處理方法進行了介紹,並對常用的載波頻率估計方法作了分析比較。
  16. The software includes procedures to control and monitor the ups such as software pll ( phase - locked loops ), the value modulation of the output voltage, the producing of pwm signals and kinds of protections the control system and operation principal are analyzed and verified by detailed simulation and experiment results

    系統軟體部分則包括ups各種系統功能的實現,其中主要研究了軟體(市電跟蹤) 、有效值調節、各類保護、 pwm波的生成、控制等的實現。
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