Unverified88% confidenceDecision RuleTime unknown
笔记本外接4K显示器要看HDMI版本：HDMI 2.0仅支持4K@30Hz，日常办公可用但拖影明显；需4K@60Hz流畅体验必须确认Hub标注HDMI 2.0且带宽≥18Gbps，或走DP1.4
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