网站首页
词典首页
请输入您要查询的英文单词:
单词
concentric beam
释义
concentric beam
网络
同心光束
网络释义
1.
同心光束
若一光束中各光线本身或其延长线相 交于一点,这样的光束称为
同心光束
(
concentric beam
) 。(三要素:中心、主光线、立体角…
wenku.baidu.com
例句
随便看
boat spike
boat's recall
boat stand
boat station
boat station bill
boat stations
boat stations bill
boat stations signal
boat steerer
boatsteerer
boat storage plan
boat stowage
boat stowage plan
boat stretcher
boat stretcher
boat stretcher
boat strongback
boatswain
boatswain'boatswain'boatswain'boatwright
Boatswain chair
boatswain
boatswain's
boatswain's call
boatswain's chair
boatswain's chairs
英汉双解词典包含2704715条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/8/16 8:25:19