Unverified85% confidenceDecision RuleTime unknown
签字/签名用途选M尖或B尖（0.6-0.9mm）搭配防干湿墨水，粗尖线条饱满有表现力，但不适合小格子书写
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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