多孔径的英文

• aperture multiple
• aperture, multiple

• "多"英文翻译    many; much; more
• "孔径"英文翻译    aperture; diameter of apertu ...
• "多孔玻璃孔径分布" 英文翻译 :    pore size distribution of porous glass
• "孔径" 英文翻译 :    [物理学] aperture; diameter of aperture; [机械工程] bore diameter; caliber; pore size◇孔径比 [光学] aperture ratio; 孔径表面 aperture surface; 孔径公差 hole tolerance; 孔径角 [光学] angular aperture; aperture angle; 孔径校正 [讯] aperture correction; 孔径宽度 aperture; 孔径调准器 aperture compensator; 孔径天线 aperture antenna; 孔径象差 [光学] aperture aberration
• "大孔径多孔层气相色谱开口管柱" 英文翻译 :    large diameter porous layer opentubular gc column
• "多孔" 英文翻译 :    multiaperture; multihole; porous
• "半孔径" 英文翻译 :    semiaperture
• "大孔径" 英文翻译 :    large aperture; lav
• "单孔径" 英文翻译 :    aperture single; ingle aperture
• "阀孔径" 英文翻译 :    clear valve diameter
• "光孔径" 英文翻译 :    light aperture
• "环孔径" 英文翻译 :    annular aperture
• "角孔径" 英文翻译 :    angular aperture
• "井径（孔径）" 英文翻译 :    well(borehole) diameter
• "孔径，光孔" 英文翻译 :    aperture
• "孔径比" 英文翻译 :    apertuer ratio; aperture ratio
• "孔径规" 英文翻译 :    bore gauge; calliper gauge
• "孔径计" 英文翻译 :    aperometer; apertometer
• "孔径角" 英文翻译 :    angle of aperture; angular aperture; aperture angle; opeing angle; opening angle
• "孔径面" 英文翻译 :    aperture plane
• "孔径色" 英文翻译 :    aperture colour
• "孔径数" 英文翻译 :    aperture number; numerical aperture
• "孔径象" 英文翻译 :    aperture image
• "孔径仪" 英文翻译 :    apertometre
• "孔径栅" 英文翻译 :    aperture grill

• Based on the fast algorithm , echo from multi - aperture is simulated
  并在此基础上仿真了多孔径内的回波。
• It is important significance to apply this theory and technology to improve precise of tem data and resolving power
  多孔径tem的解释理论和方法技术的应用，对提高tem资料的解释精度及分辩能力无疑具有重要的意义。
• The main purpose of this paper is obtaining conclusion by via of experiment , because it have not report about multi - aperture tem technology so far
  有关多孔径瞬变电磁技术还未见有关文献报道，因此通过模拟实验定性得出结论是本文的主要研究目的。
• 4 . the dissertation studies in - depth the multi - aperture sar mtdi based on along - track interferometry ( ati ) . it presents and describes the detecting processing in sar image domain using double apertures and analyzes the influence of all kinds of factors including ground clutter , noise , signal - to - clutter , range velocity , multi - look processing and etc on the detection performance
  4 、深入研究了基于沿迹干涉衅1 ）技术的多孔径sar系统地面动目标检测和成像方法，给出了采用ati方法对两幅sar复图像进行慢速目标检测的完整过程，详细分析了各种因素如杂波、噪声、目标信杂比、目标速度及多视处理等对检测性能的影响，并通过大量的仿真给予验证。
• The second chapter is about model experiment study , it introduces purpose , scheme , equipment and experiment contents having copperplate and copper ball as object by comparability rule experimenting plenty of physical models , deals with experiment data and makes second field attenuation voltage curves first field isoline both single aperture and mutli - aperture in different situation . in the end , it obtains best depth of multi - aperture source
  利用相似性准则进行大量的物理模拟实验，实验观测中以铜板和铜球作为目标体，详细介绍了模拟实验研究的目的、方案、使用设备以及实验内容，并对实验数据进行了处理分析，作出了不同模拟条件下单、多孔径的二次场衰减电压曲线和一次场等值线图，找出多孔径作发射源的探测最佳深度。
• It can match multi - channels transient electromagnetic apparatus if this method comes true , further , connect data collection technology with imaging software system . in conclusion , it will immit new energy for exploration means of transient electromagnetic method , moreover its production will in practically have great significance to tem applying and generalizing
  如果实现瞬变电磁多孔径技术，即可配合多通道瞬变电磁法仪器，将多道数据采集技术和成像软件系统结合，将对瞬变电磁法这一勘探手段的实际应用注入新的活力，所研究的成果将对瞬变电磁法的应用和推广具有很大的实际意义。
• According to practice of transient electromagnetic operators , this paper will introduce a new multi - aperture transient electromagnetic method integrating a lot of simulation experiment data on the base of its primary theory and transmission rule . in the end , result shows this new method can improve so much direction of electromagnetic field that it increases lognitudinal resolving power
  本论文根据瞬变电磁法勘探工作者的实践，利用电磁波运动学特征在讨论其基本原理和电磁波传播规律的基础上，结合在论文过程中进行的大量模拟实验资料，进一步引入了多孔径瞬变电磁发射场源，实验结果分析证明采用瞬变电磁多孔径发射场源改善了辐射场的方向性，提高了瞬变电磁法勘探的垂向分辨力。
• Muti - aperture overlap - scanning technique ( maost ) and target function can solve the problem of testing a large optical surface on the basis of ordinary digital interferometer of wavefront , and get the most information of wavefront in the end in the condition of big kr , muti - aperture overlap - scanning technique ( maost ) using target function is proved and we can get the most information of wavefront in the case of guarantee of high precision by the aid of simulation , experimental and tests , many influential factors , i . e . , the apertureconnection mode , shape of mirror , error in subaperture test and kr are analysed contribute to controlling and testing large optical surface
  本文首先在较大孔径放大系数( 4 )的情况下，论证了目标函数多孔径拼接技术，保证了较高的精度，得到较完整的波前信息。然后，结合实验结果，从拼接模式、被测面形、测量误差、数字干涉仪分辨率和不同孔径放大系数等角度出发，分析了各种因素对精度的影响，并详尽的探讨了各种误差源，包括静态误差、动态误差、拟合误差、拼接误差。
• Then we introduce the character of the atmosphere channel , which we emphasized on the atmosphere scatter , absorption and scintillation ' s effect on the laser beam . in chapter , we explain why we used cassegrain telescope to collect the optical signal at first , then the lightsource , detector , front amplifier used in optical communication has been compared to that of fiber communication , the noise including shot noise , thermal noise and background light noise has been explained here for analysis the snr and ber in the next section
  在第三章介绍无线光接入系统的光收发单元，采用多孔径卡塞格伦式的收发天线对消除减小大气湍流影响有较大作用，针对大气信道的特点无线光系统收发单元在光源、光探测器、前置放大电路上存在许多有别于光纤通信的技术，同时还阐述了光接收机包括背景噪声的噪声机制和接收灵敏度、误码率等指标，最后给出了一个整个传送链路的功率预算。