端面有间隙、带凸台对接外形是指在标准节上部主弦杆上焊有定位凸台，定位凸台伸人另一标准节主弦杆内，上、下套管之间留有一定间隙配合定位。
End face with a gap, no boss butt is refers to the upper and lower casing left a certain gap between the upper and lower main chord rod end face at the same time contact.
伸缩式挂衣杆由内节杆（3）和外节杆（4）组成，外节杆插于内节杆之中。
The telescopic clothes hanging rod is composed of an inner segment rod (3) and an outer segment rod (4), and the outer segment rod is inserted in the inner segment rod.
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