Unverified50% confidenceFactExact time
波音787梦想客机采用无引气（No-Bleed）电动压缩系统，通过电动压缩机直接压缩外部空气，不再从发动机引气
1
Sources
50%
Confidence
Long-term
Relevance
7/11/2026
First Seen
Sources
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