Unverified90% confidenceDecision RuleTime unknown
门帘宽度应比门洞实际宽度大15-30cm(每侧留7-15cm),确保帘布自然褶皱下垂后仍能完全遮盖门洞两侧缝隙;宽度不足会导致漏风、漏光和视觉空隙
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