请输入您要查询的字词:
单词
spectral Doppler velocimetry, SDV
释义
spectral Doppler velocimetry, SDV
Encyclopedia
工学
多普勒测速法
释
spectral Doppler velocimetry, SDV
光谱多普勒测速法
专门应用于气体速度测量的方法。应是利用气体分子特征光谱的多普勒频移、展宽等效应,通过光谱分析(吸收光谱、荧光光谱或拉曼光谱),获得气体分子的速度和温度、压力等参量,光谱分析是非接触、快速的、直接测量方法,无须使用示踪粒子,测量准确度高。
随便看
John Woodsides Hutchinson
John Woolman
John W.Tukey
John Wycliffe
John Wyrill Christian
John Ya-Otto
John Ⅰ Bernoulli
John Ⅰ Bernoulli (1667—1748)
John Ⅱ Bernoulli
John Ⅱ Bernoulli (1710—1790)
John Ⅲ Bernoulli
John Ⅲ Bernoulli (1744—1807)
Johor
JOIDES Resolution
join
join dependency
joinder of punishments for plural crimes
Joined Jade-Disks from the Treasures of Dharma
Joined the Army at Fifteen
joined timber for non-structural
Joined timber for structure
join-embedding
join-endomorphism
joinery and non-structural carpentry
joinery board
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2026/1/11 17:07:43