Unverified85% confidenceDecision RuleTime unknown
无钢圈内衣的支撑靠下围弹性和杯底加固实现，C罩杯以上选下围加宽（≥3cm）+U型/宽背带结构，否则整天下坠不托举
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified无钢圈内衣的支撑力依赖罩杯底部的U型加固和加宽下扒（≥3cm），C罩杯以上单靠无钢圈软支撑易外扩下垂，建议选择带定型海绵或立体剪裁款86% similarUnverifiedC罩杯以上胸型选择无钢圈需侧翼加高至10cm以上并配3.5cm以上宽下围，否则副乳外溢和支撑塌陷问题明显85% similarUnverified无钢圈内衣的支撑来自罩杯下缘的加宽定型棉条或记忆软钢，选购时观察其侧翼宽度（≥8cm更稳固）和背扣排数（3排比2排更贴合承托）84% similarUnverified大罩杯（C及以上）不建议选纯无托无钢圈款，长期支撑不足易导致外扩下垂，应选软钢圈或有侧比加高（≥12cm）+ U型后背的稳定结构82% similarUnverified板材类模块化搁架单层无背板结构，宽度超过80cm且横向拼接超过3格时必须加装背板或墙面固定件，否则侧向剪切力会导致整体扭曲变形；钢丝网格类超过5层务必上墙锚固防倾倒81% similar
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