A laser phase determination method and a transfer equation which makes use of the proportional term of the measured photoelectron energy spectrum are presented to directly measure the detailed temporal structure of a narrow bandwidth attosecond XUV pulse.
介绍光电子的激光相位确定法,并利用光电子能谱本身(其比例谱),计算出待测窄带XUV脉冲的强度时间结构。
A new method of phase determination is presented to measure the frequency and intensity temporal profiles of attosecond XUV pulses directly, simultaneously and completely.
介绍阿秒超紫外线(XUV)激发惰性气体原子产生光电子并在强激光电场中运动的半经典近似方法,以及同时、直接、全面地测量阿秒XUV脉冲频率和强度时间分布的光电子能谱相位确定法。
Remote Controlling and Precision Positioning Technologies of Underground Remote-controlled Scrapers
地下遥控铲运机遥控技术和精确定位技术研究
A new rapid approach to get the precise position and orientation of the launch vehicle
一种发射车快速精确定位定向技术的研究
The Combination of EEG Methods to Localize Epileptogenic Foci;
现代电生理技术对癫痫灶精确定位的研究
Study on Accurate Positioning Theory & Technology in Mine Underground Tunnel
井下移动目标精确定位理论与技术的研究
A dynamic software compensation technology to solve the precise orientation of the photo-electronic tracking system
实现跟踪系统精确定位的动态补偿技术
The Research on Accurate Location of Mobile Communication Based on TD-SCDMA
基于TD-SCDMA的移动通信精确定位的技术研究
An Accurate Orbit Determination Technique Using GPS Receiver
利用GPS接收机的精确轨道确定技术
The experiments and error analysis of robot-assisted surgical system for total knee replacement demonstrate that femur positioning technologies have a high precision and thus deserve to be popularized theoretically and practically.
实验证明，所分析关键股骨定位技术具有较高的精确度，符合手术的基本要求。
The Precision Positioning Technology Based on the Advanced Ultrasonic Motor;
基于先进超声波电机的精密定位技术
Hydrographic Surveying Based on GPS Precise Point Positioning
基于GPS精密单点定位技术的水深测量
Application of GPS PPP in geophysical surveying
精密单点定位技术在物探测量中应用
Discussion on the technology for improving the accuracy of secondary positioning with first break
提高初至波二次定位精度技术的探讨
KINRTK TECHNOLOGY BASED ON GPS PRECISE POINT POSITIONING AND ITS ACCURACY ANALYSIS
基于PPP的动对动定位技术与精度分析
The result of the experiment indicates that this technology and the testing device which has just been developed can perform automatic progressive motion and pinpoint location.
实验结果表明该技术和所研制的测试装置具有自动步进、精确定位的性能。
Application of Image Restoration in Astrometry and Precise Determination of Optical Positions of Extragalactic Radio Sources;
图象复原技术在天体测量学中的应用暨河外射电源的精确光学定位
Researches on the Attitude Determination and Control System of a Small Astronomical Satellite;
小型天文卫星高精度姿态确定和控制技术研究
Study on Technique of Precise Determination of Nitrogen Fertilizer to Improve Quality and Yield of Rice;
水稻优质高产氮肥精量确定技术的研究
Research on Exact Histogram Specification and Image Enhancement Through Wavelet
利用小波变换的精确直方图规定化技术的研究