Unverified80% confidenceDecision RuleTime unknown
壁挂墙床的翻折五金铰链是核心承重件,进口液压/气压系统承重通常标注(如80-120kg),选购时床体自重+床垫+被褥应在铰链额定承重内,否则翻折沉重且易早期失效
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