X射线防护材料衰减性能的测定|深圳市万仪科技有限公... ... 铅当量 lead equivalent 宽射束 broad beam 窄射束 narrow beam ...
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刷摩擦损失 ... broad-base tower 分腿基础输电线路塔，宽基塔（输电线路的） broad beam 宽束 broadcasting frequency 广播频率 ...
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查询：broad-beam shielding ... broad-beam shielding 宽束屏 broad beam 宽光束; 宽束 broad beam absorption 宽束吸收 ...
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broad flange beam 宽缘工字钢 ; 阔翼梁
broad-beam laser 宽带激光
broad d beam geometry 宽束几何条件
broad d beam attenuation 宽束的衰减
broad-beam antenna 宽波束天线
broad flanged beam 宽缘梁 ; 宽缘工字钢
A broadband and broad beam two layer microstrip antenna in electronic warfare decoy is presented in this paper.
该文介绍了一种用于电子战诱饵中的宽带宽角迭层微带天线。
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。
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