所有科技知识-科学时代

科学时代收录了3405121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。

bottling machine	Bottnisk	Bottom	bottom	bottom address
bottom angle	bottom animals; bottom fauna	bottom anti-reflection	bottom anti reflective coating	bottom anti-reflective coating
bottom antireflective coating{=BARC}	Bottom application	bottom arch bar	bottom ash	bottom ash cooler
bottom ash discharge valve	bottom ash hopper	bottom assembly	bottom attack	bottom bar
bottom baryon	BOTTOM BATTEN	bottom beam stay	bottom belt conveyor	bottom block
bottom block (running block)	bottom blow	bottom blowdown	bottom blowing	bottom blow off
bottom blow off {boiler}	bottom blow valve	Bottom-board	bottom board	bottom booby trap well
bottom boom	bottom border	bottom-bottom pile	bottom bounce	bottom-bounce mode
bottom bounce sonar	bottom boundary condition	bottom boundary conditions	bottom boundary layer	bottom box shaft
bottom bracket	bottom bracket{=BB}	bottom bracket for heald shaft	bottom bracket shell	bottom brass
bottom brick	bottom {= btm.}	bottom bush	bottom cage	bottom calender roller
bottom camber	bottom cap	bottom cargo	bottom carriage	bottom case
bottom casting	bottom casting (pouring )	bottom ceiling	bottom cement	bottom center
bottom center gore	bottom ceramic	bottom chain	bottom chamber	bottom characteristics
bottom characteristics exploration	bottom characteristics sampling	bottom chassis	bottom chord	bottom chord member
bottom chrome method	bottom-chroming	bottom clearance	bottom closed shed	bottom(closed)shedding
bottom coil slot	bottom colloid content	bottom composition	bottom conductive covers	bottom cone
bottom configuration	bottom contour	bottom contour chart	bottom contours	bottom contraction
bottom copper	bottom coring	bottom counce sonar	bottom cover	bottom cover tape
bottom cradle	bottom crawlers	bottom crawling vehicle	bottom-crawling vehicles	bottom current
bottom cut	bottom cutter	bottom dead center	Bottom Dead Center	bottom dead center （BDC）
bottom dead centre	Bottom Delta	bottom density current	bottom deposits	Bottom-diameter
bottom discharge	bottom discharge hopper car	bottom document	bottom door	bottom door-type hopper barge
bottom doup	bottom drain valve	bottom driving shaft	bottom dump	bottom dump bucket
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