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道路改扩建
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道路改扩建
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road reconstruction and expansion
道路改扩建
当原有道路设施的服务能力或水平无法满足使用需求时,利用原有道路资源,通过拓宽、改造等方式,实现道路等级或规模的提升,以提高道路服务水平、通行能力及安全性的工程建设行为。
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phase-transfer catalysis
phase transfer catalytic technology
phase transfer function
phase transfer polymerization
phase transformation
phase transformation induced plasticity
phase transformation of ceramics
phase transformation reaction
phase transformations in solids
phase transformation theory
phase transition
phase transition in cosmology
phase-transition model
phase transition of critical point
phase transition of membrane lipid
phase transition of microscopic materials by ion beam implantation
phase transition of mineral
phase transitions
phase transition temperature
phase type distribution
phase-type distribution
phase uncertainty
phase unwrapping
phase variable
phase vector
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