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铁路工程预应力筋用夹片式锚具、夹具和连接器技术条件
Technical conditions of anchorage, grip and coupler for prestressing tendons in railway construction
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铁路后张法预应力混凝土梁管道压浆技术条件
Technical specification of cable grouts on post-prestressed concrete railway girder
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铁路混凝土双片式简支梁横向加固技术条件
Technical specification of concrete simple-supported bi-girders transverse reinforcement for railway bridges
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铁路桥梁钢支座
Technical specification of steel bearings for railway bridge
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铁路机车用合金钢车轴轴坯订货技术条件
Specification for shaft blanks on alloy steel axle in railway locomotive of order
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铁路沿线斜坡柔性安全防护网
The flexible safety net for protection of slope along the line
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配碴整形车通用技术条件
General technical specification for ballast distributing and regulating machine
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弹条Ⅱ型扣件 第2部分:弹条
Spring clip-Ⅱfastenings Part 2:Spring clip
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弹条Ⅱ型扣件 第1部分:组装与配置
Spring clip-Ⅱ fastenings Part 1: Assembling and configure
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混凝土岔枕技术条件
Technical rule for the concrete switch sleeper
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