Unverified50% confidenceDecision RuleTime unknown
夜间或低光照工地作业，工程服必须符合EN ISO 20471 Class 2以上标准（反光条面积≥0.13㎡+荧光底布面积≥0.5㎡），Class 3适合高速公路及机场作业
0
Sources
50%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Cite This Claim
Stable URI
https://kongchang.com/claim/79854API
curl https://kongchang.com/api/v1/knowledge/claims/79854MCP
get_claim(id=79854)