拆除<span class='red'>桥</span><span class='red'>梁</span> 拆除<span class='red'>桥</span><span class='red'>梁</span> <span class='red'>桥</span><span class='red'>梁</span>维修 <span class='red'>桥</span><span class='red'>梁</span>的定制建造 铁<span class='red'>路</span>轨<span class='red'>道</span>的安装、维护和修理 370109铺<span class='red'>路</span> 筑<span class='red'>路</span> 给公<span class='red'>路</span><span class='red'>路</span>面标线 管<span class='red'>道</span>铺设 管<span class='red'>道</span>安装 管<span class='red'>道</span>维护 隧<span class='red'>道</span>建造 <span class='red'>路</span>面密封 <span class='red'>路</span>面标线 输油管<span class='red'>道</span>铺设 为<span class='red'>路</span>面标线 铺<span class='red'>路</span>机出租 输油管<span class='red'>道</span>建设 管<span class='red'>道</span>铺设服务 <span class='red'>路</span>面标线服务 建设输电线<span class='red'>路</span> 370063管<span class='red'>道</span>铺设和维护 管<span class='red'>道</span>安装和修理 管<span class='red'>道</span>保养咨询服务 管<span class='red'>道</span>铺设咨询服务 管<span class='red'>道</span>安装咨询服务 管<span class='red'>道</span>修理咨询服务 建筑物管<span class='red'>路</span>系统的安装

370124清扫街<span class='red'>道</span> 隧<span class='red'>道</span>的清洁 370121扫<span class='red'>路</span>机出租 街<span class='red'>道</span>清扫服务 公<span class='red'>路</span>标志牌修理

铁<span class='red'>路</span>车辆清洗 铁<span class='red'>路</span>车辆清洁 铁<span class='red'>路</span>车辆的修理或维护

370136维修电力线<span class='red'>路</span>

<span class='red'>路</span>灯的安装、维护和修理 集成电<span class='red'>路</span>制造机器和装置的修理或维护

C060013<span class='red'>桥</span><span class='red'>梁</span>支承 <span class='red'>道</span><span class='red'>路</span>用金属<span class='red'>路</span>障 060224金属<span class='red'>梁</span> C060015电缆<span class='red'>桥</span>架 金属横<span class='red'>梁</span> 脚手架用普通金属<span class='red'>梁</span> 公<span class='red'>路</span>用金属<span class='red'>路</span>障 金属<span class='red'>路</span>障 面板和面板托<span class='red'>梁</span>用金属连接物 060317金属垫<span class='red'>路</span>板 060476车辆用金属坡<span class='red'>道</span> 060294金属铺<span class='red'>路</span>块料 060441金属制街<span class='red'>道</span>排水沟 输配电线<span class='red'>路</span>用金属杆 060397公<span class='red'>路</span>防撞用金属护栏

060013铁<span class='red'>路</span><span class='red'>道</span>岔 060129金属轨<span class='red'>道</span> 060212转车盘（铁<span class='red'>道</span>） C060018铁<span class='red'>道</span>防爬器 060013铁<span class='red'>路</span>转辙器 060089铁<span class='red'>路</span>金属材料 060095铁<span class='red'>路</span>金属护轨 060245铁<span class='red'>路</span>用金属轨枕 铁<span class='red'>路</span>用金属枕木 060116鱼尾形接轨夹（铁<span class='red'>路</span>） 铁<span class='red'>路</span>建造用金属材料 060326铁<span class='red'>路</span>货车用金属载量规杆 060330缆索铁<span class='red'>道</span>永久导轨用金属材料

<span class='red'>桥</span><span class='red'>梁</span>连接用金属制锚定螺栓

060258金属管<span class='red'>道</span> 管<span class='red'>道</span>用金属夹 060099管<span class='red'>道</span>用金属弯头 060229管<span class='red'>道</span>用金属接头 金属制管<span class='red'>道</span>支架 C060046管<span class='red'>道</span>用金属墙钩 060420管<span class='red'>道</span>用金属歧管 管<span class='red'>道</span>用金属连接器 060312紧固管<span class='red'>道</span>用金属环 管<span class='red'>道</span>用金属分岔管 060313缆绳和管<span class='red'>道</span>用金属夹 060275管<span class='red'>道</span>用金属加固材料 金属制空调通风管<span class='red'>道</span> 旋转式管<span class='red'>道</span>用金属接头 金属管<span class='red'>道</span>（包括钢钛合金制） 060076中央供暖装置用金属管<span class='red'>道</span> 060076中央供热装置用金属管<span class='red'>道</span> 060267压缩空气管<span class='red'>道</span>用金属配件 管<span class='red'>道</span>金属弯头（包括钢钛合金制） 金属连接管<span class='red'>道</span>（包括钢钛合金制） 建造地下室防水系统用金属排水管<span class='red'>道</span>

060313缆绳和管<span class='red'>道</span>用金属夹

制造集成电<span class='red'>路</span>用覆铜箔板

060228不发光、非机械的金属<span class='red'>路</span>牌

190105铺<span class='red'>路</span>用<span class='red'>道</span>渣 190051筑<span class='red'>路</span>或铺<span class='red'>路</span>材料 铺<span class='red'>路</span>石 190200非金属铺<span class='red'>路</span>块料

190083非金属<span class='red'>梁</span> 190101砂石管<span class='red'>道</span> 190115发光铺<span class='red'>路</span>块料 非金属通风管<span class='red'>道</span> 灌溉用塑料管<span class='red'>道</span> 190241非金属垫<span class='red'>路</span>板 非金属下水管<span class='red'>道</span> 陶土制管和管<span class='red'>道</span> C190047铁<span class='red'>路</span>用木制轨枕 190276<span class='red'>路</span>面标线用胶带 C190048铁<span class='red'>路</span>用水泥轨枕 190176铁<span class='red'>路</span>用非金属轨枕 190245非金属制街<span class='red'>道</span>排水沟 非金属制<span class='red'>路</span>面减速带 非金属发光铺<span class='red'>路</span>块料

<span class='red'>道</span><span class='red'>路</span>用非金属隔离栏 190122合成材料制成的<span class='red'>路</span>标板和<span class='red'>路</span>标条 190227公<span class='red'>路</span>防撞用非金属护栏 190164不发光、非机械的非金属<span class='red'>路</span>牌

<span class='red'>道</span><span class='red'>路</span>标线用玻璃颗粒 190121<span class='red'>路</span>标用玻璃颗粒

<span class='red'>道</span><span class='red'>路</span>表面用聚合沥青乳液 筑<span class='red'>路</span>沥青 190014铺<span class='red'>路</span>沥青 190161<span class='red'>路</span>面敷料 铺<span class='red'>路</span>沥青混合物

混凝土<span class='red'>路</span>面板

非金属铺<span class='red'>路</span>砖

190110修<span class='red'>路</span>用黏合材料

<span class='red'>道</span><span class='red'>路</span>用划线机 <span class='red'>道</span><span class='red'>路</span>维修机械 C070254起<span class='red'>道</span>机 C070450铁<span class='red'>路</span>液压养<span class='red'>路</span>机具 070014压<span class='red'>路</span>机 070340筑<span class='red'>路</span>机 铺<span class='red'>路</span>机 C070250多用养<span class='red'>路</span>机 070014蒸汽压<span class='red'>路</span>机 沥青铺<span class='red'>路</span>机 混凝土铺<span class='red'>路</span>机 070383铁<span class='red'>路</span>建筑机器 开凿<span class='red'>路</span>面材料用机械工具

<span class='red'>桥</span>式起重机 070613电动乘客登机<span class='red'>桥</span> 机电式乘客登机<span class='red'>桥</span> 门式起重机（<span class='red'>桥</span>式吊车） 070518自动人行<span class='red'>道</span> 辊<span class='red'>道</span>输送机 070370气动管<span class='red'>道</span>传送器 070271铁<span class='red'>路</span>货车用千斤顶 机械轨<span class='red'>道</span>式升降运输机

扫<span class='red'>路</span>机 C070362（管<span class='red'>道</span>）疏通挖泥车 电动管<span class='red'>道</span>疏通器 扫<span class='red'>路</span>机（自动推进） 070034自推进式扫<span class='red'>路</span>机 070564清理管<span class='red'>道</span>用清管器 自动推进式扫<span class='red'>路</span>机 C070363电动下水管<span class='red'>道</span>疏通器 管<span class='red'>道</span>系统清洁用机器人

070416引擎锅炉管<span class='red'>道</span> 070471锅炉管<span class='red'>道</span>（机器部件）

C070396印刷电<span class='red'>路</span>板处理机 印制电<span class='red'>路</span>板加工机 集成电<span class='red'>路</span>制造机械（电子工业设备）

<span class='red'>道</span><span class='red'>路</span>安全培训 柔<span class='red'>道</span>培训 跆拳<span class='red'>道</span>培训 空手<span class='red'>道</span>培训 管<span class='red'>道</span>行业专业培训 410210茶<span class='red'>道</span>训练（茶艺训练） 剑<span class='red'>道</span>培训（日式剑术培训）

410100摄影报<span class='red'>道</span> 410220柔<span class='red'>道</span>训练 410211合气<span class='red'>道</span>训练 410250电影<span class='red'>道</span>具出租