[KongchangAI]
Unverified82% confidenceSolutionTime unknown

组建家庭影院时投影仪是入门核心,标准路径为:先确定投墙尺寸和环境光→按环境定亮度→再选分辨率→搭配抗光幕布(客厅有环境光)或白墙(全黑房)→外接音响提升音质,投影仪自带音响通常仅够应急

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