所有科技知识-科学时代

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

backflash	back flash	back flashover	backflat	backflow
backflow	back flow	back flow	backflow	backflow
backflow	back flow condenser	backflow pollution	back-flow preventer	backflush chromatography
backflush costing	back flushing	backflushing chromatography	back fly-leaf	back focal distance
back focal length	back focal length--back focal length (BFL)	back focal length (BFL)	back focal plane	back focus
back force	back formation	back freight	back freight	back garden
back (goods) freight	back goods freight	backgrey seam impression	background	background
background	background	background	background	background
background	background	background	background	background
background	background	background	background absorption	background action
background activity	background activity	background activity level	background analysis	background brief
background brightness	background build up	background check	background color	background colour
background contrast	background control retrieval	background count	background counting rate	background density
background dose	background dose	background equivalent activity	background equivalent activity	background equivalent activity（BEA）
backgrounder	backgrounder	background eradication	background exposure	background fade-in
background fade-out	background film	background illumination	background image	background information
background information	backgrounding	background investigation	background investigation	background job
background limited photodetector	background loudspeaker	background luminance	background luminescence	background material
background monitor	background monitoring	background monitoring well	background music	background music
background music	background music	background music	background music--background music (BGM)	background music (BGM)
background noise	background noise	background noise	background noise of wind tunnel	background noises
background of a device	background partition	background processing	background processing	background processing
background projection	background radiation	background radiation	background radiation	background radiation
background radiation monitoring	background ray	background reading	background reading	background response
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