![]() Lashing and securing arrangements on road vehicles for sea transportation on Ro/Ro ships—general requirements—Part 1:Commercial vehicles and combinations of vehicles,semi-trailers excluded 用于海上滚装船运输的道路车辆的系固点与系固设施布置 通用要求 第1部分:商用车和汽车列车(不包括半挂车) |
![]() Smart city—Urban operation center—Part 1: general requirements 智慧城市 运营中心 第1部分:总体要求 |
![]() Information technology—Pictograms,icons and symbols for use with biometric systems—Part 1: general principles 信息技术 用于生物特征识别系统的图示、图标和符号 第1部分:总则 |
![]() Electricity metering equipment(AC)—general requirements, tests and test conditions—Part 31:Product safety requirements and tests 电测量设备(交流) 通用要求、试验和试验条件 第31部分:产品安全要求和试验 |
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