Unverified82% confidenceDecision RuleTime unknown
尺寸建议A3(297×420mm)以上用于机构,家庭A4即可;关键是挂图中心应对齐儿童视线高度(约1-1.2米),过高会导致孩子仰头看不清步骤
1
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82%
Confidence
Long-term
Relevance
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