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。

background scene	background sound	background source	background stain	background survey
background task	background value	back guide bar (BGB)	back gun	backhand drainage
backhand welding	backhand welding	backhaul	back-haul	backhaul cable
back-haul rate	back hearth	backheating	backhoe	back hoe
backhoe	backhoe	backhoe front end loader	backing	backing
backing	backing	backing	backing	backing
backing	backing away	backing coating	backing compound	backing condenser
backing fabric	backing material	backing memory	backing pages	backing paper
backing pump	backing pump	backing ring	backing sand	backing sand
backing sheet	backing store	backing store	backing strip	backing strip
backing strip	backing up	backing vacuum	back inversion	back issue
back issue	back jacket flap	back kiss roll	backland	backland
backland	backland deposit	backlash	backlash	backlash
back leg bracing	back length	backless binding	back letter	back letter
backlight	backlight	back light	backlighted plotting surface	backlighted shot
backlighting	backlighting	backlighting	back lighting	back lighting bulb
back light shutter	backlimb	backlining	backlining	backlining
backlining machine	backlining paper	backlist	backlist	backlist of publications
backload	backlog	backlog	backlog	backlog
backlog	back log	backlog	backlog	backlog
backlog	backlog depreciation	backlogging	backlog of orders	backlot
back lot	back lot set	back margin	back margin	back mark
back marsh	back matter	back matter	backmixing	back mixing
back mixing	back money	back mutation	back mutation	back mutation
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