[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

冲击防护认证看标准:欧标EN166的B级可抵挡120m/s冲击(适合电动工具/割草),F级45m/s(适合一般DIY);美标ANSI Z87.1标注'Z87+'为高冲击级别

1
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90%
Confidence
Long-term
Relevance
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https://kongchang.com/claim/142834
API
curl https://kongchang.com/api/v1/knowledge/claims/142834
MCP
get_claim(id=142834)