Unverified85% confidenceDecision RuleTime unknown
3-6岁儿童选编织材料应选纱线粗度≥4号(每平方厘米针数≤3.5针)的粗毛线,配合直径≥8mm的钝头塑料针,细线易缠绕且精细动作发育不足难以完成
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