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救生伞
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救生伞
Encyclopedia
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火箭弹射座椅
释
emergency parachute
救生伞
飞机防护救生系统中,当飞机出现应急情况需要跳伞时,为拯救飞行人员生命、保证其安全着陆的救生工具。又称降落伞。
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online print quality detection
on-line process analyzer
online promoter
Online Public Access Catalog
online public access catalogue
Online Publications
online publications
online public opinion analysis
online public opinion analysis of work safety
online public opinion involving politics
online public opinion management
online public opinion monitoring
online public opinion warnings
online publishing
online purchasing
online radio
Online reputation system
on-line residual life monitoring
Online Retrieval of Bibliographic Information Timeshared
online sales
on-line scheduling
online scheduling
online seals program
online searching system
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