Unverified85% confidenceDecision RuleTime unknown
免打孔顶撑式（两端弹簧或旋钮撑紧）适合承重≤5kg的轻载场景；承重需求高或柜体较深时应选带L型托架螺丝固定款，纯撑紧式重压后易滑落
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Unverified免打孔款分两类：伸缩杆撑顶式（依赖柜壁夹紧，承重≤5kg且怕受潮松脱）和粘贴式（承重≤3kg），承重需求高必须选打孔螺丝固定或立柱落地式87% similarUnverified免打孔伸缩杆的承重有限，单杆承重通常≤5kg，厚重全遮光加隔音款（宽窗满褶）容易压弯下垂，重帘务必选膨胀螺丝固定的罗马杆或轨道87% similarUnverified承重超5kg的重物不要用普通开口S钩，开口端受力易被撑开变形导致脱落，应选闭口带扣或整体封闭式挂钩86% similarUnverified伸缩杆的锁定方式中，螺丝锁紧比旋转卡扣式牢固，卡扣式长期承重后易打滑下滑，挂重物场景优先选螺丝或分段插销固定85% similarUnverified撑压式（免打孔顶撑）伸缩隔板不适合承重超过3kg的物品，长期重压会使伸缩接缝松脱下滑；需稳定承重应选带侧壁挂钩固定或螺丝固定的款式85% similar
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