“Outer arm”的概念、定义、翻译、参考文献-科学参考

单词	Outer arm
释义	Outer arm Encyclopedia 理学银河系旋臂释 Outer arm银河系外旋臂银河系的主旋臂之一（见银河系旋臂），又称天鹅-矩尺臂（Cygnus-Norma Arm）。简称外臂。
随便看	photochemical isomerization photochemical molecular device photochemical oxidant photochemical oxidants photochemical pollution photochemical probe photochemical process photochemical processing photochemical reaction photochemical rearrangement photochemical smog photochemical synthesis photochemiluminescence photochemistry photochemistry of gas photochemistry of inorganic metallic compound photochemistry of nanosized material photochemistry of vision process photochemistry reaction of formaldehyde photochopper photochrome photochromic photochromic effect photochromic fiber photochromic glass

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。