[KongchangAI]
Unverified78% confidenceDecision RuleTime unknown

选择活塞式(手动泵式)负压结构而非挤压球式,活塞式能提供稳定持续的单次高负压(可达-40kPa以上),挤压球式因回弹会产生反向气流可能将异物推得更深

1
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78%
Confidence
Long-term
Relevance
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