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管道标志桩
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管道标志桩
释
pipeline marker stake
管道标志桩
管道上方标识埋地管道与公路、铁路、河流、管道、光缆、电缆和地下构筑物等的交叉点,标识埋地管道附属设施、水工、地质灾害保护设施以及管道抢修作业点的地面标记。
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Beale method
Beals
Beal's classification
BEAM
beam
beam and straddle monorail integrated bridge
beam angle
beam angle of scattering
beam antenna
beam aperture
beam area
beam-assisted desorption
beam background
beam bridge for pipeline
beam broadening
beam chemistry
beam column
beam combiner
beam combining fiber laser
beam convergence
beam cooling
beam crane
beam current
beam current; beam intensity
beam current convective instability
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