shallow_cover
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- 隧道施工
相关词汇
shallow gas
shallow
shallow embedded under biased pressure
Shallow Water Acoustic Tracking System
shallow-flatted bottom concrete bins
Shallow Artificial Seismic Prospecting
shallow inversion of electric property
shallow-buried tunnel in soft ground
shallow-embedding-deep-excavation
shallow buried and unsymmetrical loaded
shallow burying and embedded excavation
shallow deflecting highly deviated well
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