Unverified82% confidenceCautionTime unknown
圆杆专用卡扣不适配方形或椭圆截面的杆件，购买杆件挂钩前必须测量杆的直径和截面形状，圆杆常见直径为16mm/19mm/25mm三档
1
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82%
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Long-term
Relevance
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