首页
汉语词典
英英词典
请输入您要查询的英文单词:
单词
rotation axis
释义
WordReference Random House Unabridged Dictionary of American English © 2024
rota
′
tion ax′is,
[
Crystall.
]
Crystallography
an imaginary line through a crystal about which the crystal may be rotated a specified number of degrees and be brought back to its original position. Also called
axis of symmetry, symmetry axis of rotation.
Cf.
symmetry element.
1900–05
随便看
prototype
prototypically
protoxide
protoxylem
protozoa
protozoan
protozoic
protozoon
protract
protracted
protractedly
protractedness
protractible
protractile
protractility
protraction
protractive
protractor
protriptyline
protrude
protrudent
protrusile
protrusion
protrusive
protrusively
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 mdict.net All Rights Reserved
更新时间:2026/6/20 23:34:28