自激發射機 的英文怎麼說
中文拼音 [zìjīfāshèjī]
自激發射機
英文
self excited sender-
Half of the mian collateral channels are centred at the sole of the feet and is the mirror of the human body due to the nerve links of the organs at the feet. so the massage and stimulation on the soles can adust the body ' s blance and ease nerves
腳部是人體經絡匯集的地方之一，人體內各器官均在腳部有特定的反射區，故對腳部按摩和刺激，能激發人體內潛在機能，調整身體失衡狀態，舒緩全身緊張，達到防病治病效果，有自我保健和延年益壽的效果。The efficient sppc had been performed with 1 - hz - repetition - rate 532nm nanosecond pulses, in which phase conjugate reflectivity as high as 21. 5 % was obtained. when sppc were operated in ce : batio3 with 532nm, 632. 8nm and 790nm cw lasers, the maximum sppc reflectivity of 54. 1 %, 88. 2 % and 80. 5 % were obtained, respectively. unlike the results reported before that four - wave mixing by stimulated photorefractive backscattering ( spb - fwm ) only exists at short wavelengths while four - wave mixing by total internal reflection ( tir - fwm ) only exists at long wavelengths, both of these two mechanisms coexist at all wavelengths from 532nm to 790nm in our experiments
通過大量的實驗全面研究了ce ： batio _ 3自泵浦位相共軛特性：在低重復頻率（ 1hz ） 、 532nm調q激光泵浦時最高獲得了21 . 5的位相共軛反射率，而此前報道過的建立位相共軛脈沖光最低重復頻率是10hz ；實驗中發現在532nm 790nm波長范圍內，在不同的波長激光泵浦時，同時存在兩種自泵浦位相共軛機制：全內反射?四波混頻（ tir - fwm ）和受激背向散射?四波混頻（ spb - fwm ） ；在連續激光泵浦時，對532nm 、 632 . 8nm和790nm三種波長，最高分別獲得了54 . 1 、 88 . 2和80 . 5的位相共軛反射率；同時還研究了自泵浦位相共軛光的時間穩定性。Rf over voltage protection, laser over heat protection, automatic power control and automatic temperature control to ensure the reliability and stability
射頻過激勵保護激光器過熱關斷保護，自動功率控制，自動溫度控制，確保光發射機工作性Secondly, the third order nonlinear optical properties of these compounds are studied under the excitation of ps pulsed laser with the wavelength of 1064nm using z - scan technique, nonlinear refractive indices and nonlinear absorption coefficients are calculated according to the z - scan experiment curves of the compounds. all the three compounds have self defocusing characters and two photon absorptions. lastly, nonlinear refraction and absorption properties of these compounds are studied by z - scan technique under the excitation of ps pulsed laser with the wavelength of 532nm the self defocusing and reverse saturation absorption are found in these compounds
根據實驗曲線計算了它們在1064nm下的三階非線性折射率和非線性吸收系數，三種化合物都具有自聚焦特性，並且在該波長下，三種化合物均具有雙光子吸收，最後，以皮秒脈沖的532nm為激發波長，採用z掃描方法，研究了三種金屬有機化合物的非線性折射和非線性吸收性質，在該波長下三種化合物仍然表現為自聚焦特性，且其吸收為反飽和吸收。Introduction : also from outer space is a fierce battle, the player is riding on earth extraterrestrial army in order to confront the forces of aggression, and the latest development of the advanced fighters in the vastness of space down the invading enemy. the game is very realistic 3d shooting depth, like the player must attempt to some oh
又是一場來自外太空的激烈搏殺，玩家乘坐的是地球軍隊為了對抗外星侵略部隊，而最新開發的先進戰斗機，在浩瀚的外太空痛擊來犯的敵軍，游戲具有相當逼真的3d射擊縱深感，喜歡的玩家一定要嘗試一番哦！Also from outer space is a fierce battle, the player is riding on earth extraterrestrial army in order to confront the forces of aggression, and the latest development of the advanced fighters in the vastness of space down the invading enemy. the game is very realistic 3d shooting depth, like the player must attempt to some oh
又是一場來自外太空的激烈搏殺，玩家乘坐的是地球軍隊為了對抗外星侵略部隊，而最新開發的先進戰斗機，在浩瀚的外太空痛擊來犯的敵軍，游戲具有相當逼真的3d射擊縱深感，喜歡的玩家一定要嘗試一番哦！On the one hand, the receiver must be self - adaptive to set as fast as possible the " 0 " and " 1 " bit level judgement threshold in a dynamic way ; on the other hand, the transmitter of onu should take some measures to minimize and compensate for the burst delay. the optical burst transmission circuit is thus required to switch on and off the laser in a snappy way to ensure fast signal sending. in that sense, the laser must be designed with a superb response speed
一方面，接收機必須具有自適應功能，能以最快的速度動態調定" 0 " 、 " 1 "比特電平判決門限；另一方面， onu的發射機應該採取-定的措施減小和補償突發時延，其光突發發送電路要求能夠非常快速地開啟和關斷激光器，迅速發送信號，所以，它需要使用響應速度很快的激光器。Abstract : this paper presents a solved computation method fo r non - stationary random response subjected to excitation based on the theory of vehicle dynamics, launch dynamics and random vibration the dynamic and response characteristics of the selfpropelled gun launching duping travelling are studi ed, which is of value in structural design and practical operation of the system
文摘:該文以車輛行駛動力學和火炮發射動力學理論為依據，利用隨機振動理論，提出了在隨機激勵下非平穩隨機響應的計算方法，並以某自行火炮為研究對象，用該方法探討了該系統在隨機路面上作行進間射擊時的動力特性和動態響應，對該類系統的結構設計和實際應用均有參考價值Interferometirc lithographic technology incorporates laser, interference optics, diffraction optics and optical lithography and it is a frontier research subject in microfabrication technology and microelectronic field sponserd by national natural science foundation of china. the research for this technology in theory, simulation and experiments has important scientific meanings and broad application prospect for promoting lithographic limit, developing nanometer electronic and photoelectron devices, novel large screen panel display and novel lithographic equipment of our country
干涉光刻技術集激光、干涉和衍射光學及光學光刻於一體，是國家自然科學基金資助的微細加工技術和微電子領域的前沿研究課題，對其進行理論、模擬和實驗研究，對推進光學光刻極限，發展我國納米微電子和光電子器件、新型大屏幕平板顯示器和新型光刻機具有重要的科學意義和廣闊的應用前景。分享友人