Unverified80% confidenceFactTime unknown
真空吸盘式挂钩在温差大或长期承重下会缓慢漏气失效，带机械锁扣加压结构的吸盘挂钩比普通按压式吸盘保持吸力时间长数倍
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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