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科学参考收录了1248194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。

breast boards breast box breast card breast collar breast drill
breast-feed breast feeding breast flash breast fleshing breast gangrene
breast height breast hole breast hook breast hygiene breasting dolphin
breasting island breast line breast machine breast milk breast of plough
breastplate breast (plate) microphone breast protector breast pump breast roll
breast roller breaststroke knee breast suction breast summer breastsummer
breast support breast swift breast telephone breast thickness calipers breast transmitter
breast wall breast wall brick breast wheel breath alcohol analyzer breather
breather bag breather filler cap breather hole breather pipe breather-pipe
breather plug breather-tube breather valve breather(valve) breath-holding during labor
breathing breathing apparatus breathing bag breathing cave breathing controlled pacemaker
breathing drier breathing effect breathing equipment breathing hole breathing intensity
breathing line breathing machine breathing mask breathing rate breathing rescue equipment
breathing reserve breathing roof breathing root breathing space breathing tank
breathing vibration breathing well breathlessness breath odor breathometer
breath picture breath sound breatling tube breccia breccia marble
breccia pipe brecciated structure brecciated texture brecciation breccioid
brecciola breda comb bred gilts and sows bredigite Bredig's arc process
bredinin bred material bred uranium breech breech-block
breechblock breech block breechblock-stop breech bolt breeches pipe
breech extraction breech flash breeching breech loader breech loading
breech lock breech-lock ring breech mechanism breech operating mechanism breech presentation
breech pressure breech ring breech-sight breech wool breed
breed average breed-average herdmate breed characteristic breed combination breeder bird
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