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太阳能黄闪信号灯
Solar yellow flashing signal lamp
价格：￥16.00
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混凝土模卡砌块工程施工及质量验收规程(附条文说明)
价格：￥0.00
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高速公路可变信息标志信息的显示和管理
Message display and management of changeable message signs for expressway
价格：￥0.00
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高速公路监控设施通信规程 第1部分:通用规程
Communication rules of the devices of surveillance and control system for expressway -- Part 1: Universal rules
价格：￥0.00
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公路用防腐蚀粉末涂料及涂层.第4部分:热固性聚酯粉末涂料及涂层
The corrosion resistant powder and coating for highway Part 4: Thermosetting Polyester powder and coating
价格：￥0.00
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公路三波形梁钢护栏
Thrie-beam guardrail for highway
价格：￥0.00
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公路隧道火灾报警系统技术条件
Technical requirements for highway tunnel fire alarm equipment
价格：￥0.00
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隧道可编程控制器
Programmable controller of tunnel
价格：￥0.00
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高速公路监控设施通信规程 第3部分:LED可变信息标志
Communication rules of the devices of surveillance and control system for expressway -- Part 3: Changeable message sign of LED
价格：￥0.00
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高速公路监控设施通信规程 第2部分:环形线圈车辆检测器
Communication rules of the devices of surveillance and control system for expressway -- Part 2: Vehicle loop detector
价格：￥0.00
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