[KongchangAI]
Unverified85% confidenceSolutionTime unknown

选购通风扇标准路径:先定场景(卫浴/厨房/新风)→确认排气方式(外墙直排/公共管道/窗式)→按面积算所需风量→测量开孔或管径→按停留时长定噪音上限→决定是否需要止逆阀与滤网

1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen

Sources

Related Entities

Related Claims

Cite This Claim

Stable URI
https://kongchang.com/claim/353646
API
curl https://kongchang.com/api/v1/knowledge/claims/353646
MCP
get_claim(id=353646)