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标题: ISO 7176-4-2008 [打印本页]

作者: ygs67 时间: 2016-5-25 14:03:38 标题: ISO 7176-4-2008

ISO 7176-4-2008 Wheelchairs - Energy consumption of electric wheelchairs and scooters for determination of theoretical distance range

作者: admin 时间: 2016-5-25 14:06:43

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