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1.
And because the big diameter lens is used to collect scattered light, the Doppler signal of high SNR is obtained.
使用大口径透镜收集散射光得到高信噪比的多普勒信号。
2.
short focal length (high aperture) lens
短焦距(大孔径)透镜
3.
Theoretical and Experimental Investigation of Large-aperture Grating Fabricated by Using Plano-convex Lens System;
用平凸透镜系统制作大口径光栅的理论与实验研究
4.
wagon-box rivet head
扁头形[透镜形]大直径铆钉头
5.
A Testing Method Design for a Large F-Number Primary Mirror under Cryogenic Environment
大口径反射主镜的低温检测方法设计
6.
Rayleigh-Sommerfeld Diffraction Formula on the Thin Acoustic Lens With Larger Aperture
较大孔径薄声透镜声场的瑞利─索末菲衍射公式
7.
Two-dimensional Piezoelectric Fast Steering Mirror with Large Aperture and Angular Displacement
大口径大角位移的两维高速压电倾斜反射镜
8.
Optical System Design of Sightseeing Telescope Which Has Large Aperture and Large Magnification
大倍率大口径观光望远镜的光学系统设计
9.
The Study on CCOS of Large-diameter SiC Mirrors;
大口径碳化硅质反射镜数控光学加工的研究
10.
The Research of Large Asphereic Optics Mirror for Alignment and Measurment;
大口径、非球面光学反射镜装调和检测技术研究
11.
The Research of High Precision Large Caliber Reflective Mirror Micro Drive Equipment;
高精度大通光口径反射镜架微驱动组件的研究
12.
Light-weighted Structure Contrast and Deformation Analysis of the Large Mirror
大口径反射镜轻量化结构比较及面形分析
13.
Study on Design of Back Ribs for Large-aperture SiC Mirror
大口径SiC反射镜背部筋板布局设计研究
14.
Error budget and analysis for optical system in large telescope
大口径望远镜光学系统的误差分配与分析
15.
Its practicality effective aperture ratio has been improved to about92.8%, consequently the concen-tration efficiency of microlens array is increased.
其实测有效孔径比可达到92.8%极大提高了微透镜阵列的聚光效率。
16.
The morphological structure and the particle size of latex particle were studied by means of TEM.
采用透射电子显微镜研究了乳胶粒子的形态及粒径的大小。
17.
full diameter radial permeameter
大直径径向渗透率仪
18.
This lens can magnify 20 diameter.
这个透镜能放大20倍。