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英德
有道
百度
谷歌
图片
维基
百科
vacuum apparatus
真空装置
vacuum apparatus
vacuum approximation
vacuum arc
vacuum arc degassing ...
vacuum arc furnace
vacuum arc furnace me...
vacuum arc melting
vacuum arc melting pr...
vacuum arrester
vacuum assisted hydra...
vacuum augmenter
vacuum automatic spar...
vacuum automatic stuffer
vacuum automatic tiss...
vacuum back
vacuum bag
vacuum baking
vacuum baking oven
vacuum balance
vacuum baling
vacuum ballistics
vacuum balloon
vacuum bearing
vacuum beer still
vacuum behavior
vacuum bell jar
vacuum blast
vacuum blasting
vacuum blood collector
vacuum blower
vacuum blowing
vacuum board machine
vacuum bolometer
vacuum bond
vacuum bonding
vacuum boost brake
vacuum booster
vacuum booster pump
vacuum bottle
vacuum bottle filler
vacuum box
vacuum brake
vacuum brake flexible...
vacuum braked passeng...
vacuum braked stock
vacuum brakehose
vacuum braking
vacuum braking system
vacuum brazing
vacuum break
vacuum breakdown
vacuum breaker
vacuum breaker float
vacuum breaking
vacuum breaking valve
vacuum building
vacuum bulb
vacuum bypass
vacuum calcination
vacuum calorimeter
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