Unverified80% confidenceDecision RuleTime unknown
安装前应测试碗篮在满载状态下的滑轨承重与顺滑度：优质碗篮采用双轨钢珠滑轨（telescopic rail），劣质的用单侧塑料滑道，装满餐具后拉出会下垂卡顿，长期使用滑轨会磨损脱轨
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Long-term
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