关键词:半价层;能量标定;宽束;窄束; EGS4 [gap=4386]Key words :half value layer ; energy measurement ; broad beam ; narrow beam ; EGS4 ...
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broad-beam irradiation 宽束辐照 ; 大面积光电二极管
broad beam absorption 宽束吸收 ; 宽射柱吸收
broad beam attenuation 宽束的衰减 ; 宽束衰减
broad beam geometry 宽束几何条件 ; 宽射柱几何 ; 宽线束图形
Broad-beam 宽射束
broad beam antenna [电讯] 宽波束天线
broad-beam shielding 宽束屏 ; 宽射柱屏蔽
broad beam ion source 宽束离子源 ; 强流宽束离子源
Objective We compared the efficacy of excimer laser flying spots mode and broad beam made for treatment of myopia with astigmatism.
目的比较准分子激光的宽光束和小光斑飞点扫描切削模式对复性近视散光矫正效果的影响。
The structure of a low energy and broad beam ion source, KLY-1, is described. The main design formulae are given as well as results of adjustment and measurement.
本文简介了KLY - 1低能宽束离子源的结构，给出了物理设计的主要公式和调试实验的结果。
Here a scheme to implement broad-band constant beamwidth digital beam-former has been presented. The results of computer simulation show the scheme is effective.
本文给出了一种宽带恒定束宽数字波束形成器的实现方案，计算机仿真结果表明了该方案的有效性。
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