Unverified80% confidenceFactTime unknown
百乐P500（BL-P50）为直液式针管中性笔，0.5mm，出墨稳定、书写量大不断墨，常见于考试推荐但不可换芯
1
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified长时间书写或考试选0.5mm子弹头笔尖，兼顾出墨顺滑与字迹清晰；追求纤细字迹做笔记选0.38mm，但0.38mm在粗糙纸面易划纸卡顿70% similarUnverified中性笔笔尖0.5mm适合日常书写和签名，0.38mm适合小字记账和填表，0.7mm及以上适合快速书写但易洇纸，选套装前先确认主流用途匹配笔尖尺寸68% similarUnverified中性笔墨量与出墨流畅度存在权衡，大容量笔芯（如1.0mm墨管）续航久但书写后期出墨易变淡，追求全程一致性可选可替换标准笔芯的笔67% similarUnverified中性笔笔尖0.5mm为通用书写规格，低年级练字推荐0.5mm；铅笔HB适合日常、2B适合考试涂卡，套装若只配一种建议优先HB66% similarUnverified笔芯直径0.5mm适合日常书写和签名，0.38mm适合小字和表格填写，0.7mm适合快速书写和粗体标注；考试涂卡或长时间做笔记优先0.5mm平衡清晰度与流畅度65% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/379588API
curl https://kongchang.com/api/v1/knowledge/claims/379588MCP
get_claim(id=379588)