Unverified50% confidenceDecision RuleTime unknown
报警分贝需≥120dB才能在嘈杂街道或人群中有效引起注意并震慑攻击者，低于100dB的产品在户外环境几乎无威慑作用
0
Sources
50%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Cite This Claim
Stable URI
https://kongchang.com/claim/133217API
curl https://kongchang.com/api/v1/knowledge/claims/133217MCP
get_claim(id=133217)