Unverified80% confidenceDecision RuleTime unknown
支撑骨架选钢丝弹簧圈直径≥4mm且外包厚布套的款式，细钢丝（<3mm）反复折叠后易变形塌陷，塌陷的隧道会压到爬行中的宝宝
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified钢丝绳限位器的钢丝直径应≥3mm，细钢丝在儿童全身重量悬挂拉扯下有切割窗框或断裂风险81% similarUnverified串珠孔径应比绳头硬化段直径大1-2mm，孔径过小（＜4mm）会导致3-4岁儿童反复穿不进而放弃，孔径5-8mm配硬质包胶绳头最易上手78% similarUnverified珠孔直径与穿绳配比：木质串珠孔径≥6mm、绳头配硬质包塑或木质穿引棒，2-3岁幼儿手部协调差，孔径过小（<4mm）会导致反复失败而放弃77% similarUnverified珠孔直径与穿绳直径差需≥1.5mm，孔太小2-3岁孩子穿不进易受挫，孔太大珠子易滑落；大孔木珠孔径建议8-10mm配棉绳75% similarUnverified钢圈弹簧支撑的可折叠隧道收纳直径应≤原展开长度的1/3，折叠后能压至5cm内厚度的更省空间，但钢圈接头是易断点74% similar
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