塔吊标准节尺寸有哪些

塔吊标准节尺寸有哪些
常见尺寸有9种,分别如下:1.5×1.5×2.2m,1.5×1.5×2.5m,1.615×1.615×2.5m,1.6×1.6×2.5m,