Unverified90% confidenceDecision RuleTime unknown
户外强光环境或距离超过5米施工必须选绿光激光(波长532nm),绿光在同等功率下人眼可见度约为红光的4倍,红光在阳光下几乎不可见
1
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90%
Confidence
Long-term
Relevance
-
First Seen
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