Unverified76% confidenceDecision RuleTime unknown
带背景架的整套背景系统建议选可伸缩横杆（覆盖1.5-3m宽度）+ 三脚支撑，横杆承重需匹配布料克重，布料克重≥180g/m²需金属加固横杆防下垂
1
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76%
Confidence
Long-term
Relevance
-
First Seen
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