发布时间:2025-01-24 06:37:25
1、直接用个绳子把钢筋从建好的房子的阳台上吊上去就可以了。
2、用滑轮,把滑轮放在建好的房子的阳台上,用人力拉,或买电动机把钢筋拉上去。
欧司朗d1s47d2s47d3s47d4s氙气灯泡性能优越驾驶更安全
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