紧急降落伞.安全要求和试验方法 英文名称： Paragliding equipment - Emergency parachutes - Safety requirements and test methods 页数： 8 采用标准： EN 12491-2001,IDT 被替代标准： ..
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There is much discussion about emergency parachutes, and for those who are not professional in the field, it is very difficult to sort out the claims forwarded by the 'experts'.
现在有很多关于备份伞的讨论，对于非专业人士而言，很难分辨那些“专家”的主张。
It will have a vertical take-off and landing capability and emergency airframe parachutes, and it will be capable of using various fuels.
它将具有垂直起落能力，并配备有应急机体降落伞，而且它将能够使用多种燃料。
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