ictographs
rotective clothing
rotective equipment;Reflection;Reflective materials;Rescue equipment;Retroreflecting;Safety engineering;Safety requirements;Specification (approval);Sports equipment;Strength of materials;Swimming aids;Testing;User information;Visibleness;Workplace safety【摘要】: This part of ISO 12402 specifies the safety requirements for buoyancy aids with a buoyancy of not less than 50 N used in sheltered waters with help and rescue close at hand under such circumstances where more bulky or buoyant devices can impair the user's activity. It applies to buoyancy aids used by adults or children.【中国标准分类号】: U27【国际标准分类号】: 13_340_70【页数】: 15P;A4【正文语种】: 英语 | 欢迎光临 世界资料网论坛 (http://bbs.infoeach.com/) | Powered by Discuz! X2.5 |