Unverified90% confidenceDecision RuleTime unknown
标准桌面预开孔多为直径60mm或53mm(圆形),选购前用卡尺测量孔径,60mm孔盖实际卡扣外径约62-63mm留出咬合量,误差超过2mm会导致松动或装不进
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90%
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Long-term
Relevance
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