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beam alignmetn
[电] 波束校准
beam alignmetn
beam analyser
beam analyzer
beam anchor
beam and girder const...
beam and slab constru...
beam and slab raft
beam and slab structure
beam and sling
beam angle
beam angle of scattering
beam antenna
beam antenna feeder
beam antenna system
beam aperture
beam approach
beam approach beacon ...
beam approach seeker
beam area
beam arm
beam array
beam attack
beam attenuation
beam attenuator
beam axis
beam axle
beam balance
beam balance ratio
beam barrel
beam bend press
beam bender
beam bending
beam bending machine
beam bending magnet
beam bifurcation
beam blank
beam blanker
beam blanking
beam blanking circuit
beam block
beam bombardment
beam bottom
beam bottom board
beam boundary
beam brace
beam bracket
beam bracketing
beam breadth
beam breakup
beam bridge
beam brightness
beam broadening
beam building
beam burst
beam caliper
beam calliper
beam camber
beam cancellation
beam candiepower
beam candlepower
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