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八轮连续式路面平整度测量仪通用技术条件
价格:¥0.00
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高速公路交通工程钢构件防腐技术条件
Specification for steel components anticorrosion of highway traffic engineering appurtenances
价格:¥0.00
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公路技术状况评定标准(附条文说明)
Highway Performance Assessment Standards
价格:¥15.00
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公路管理养护单位代码编制规则
coding rules for organization of highway administration and maintenance
价格:¥0.00
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