Used for welding the pole edge with the bottom flange for the telecom pole, street light pole.
该设备专用于通讯杆、高杆灯杆体端部与发兰盘自动环焊对接的焊机设备。
The good elephant is a that evening, the white pigeon that your elephant only get hurt, helpless depend on in the column pole edge;
仿佛就是那天傍晚，你象只受伤的白鸽，无助的依在栏杆边缘；
Magnetic field curve distortion is found at the position of magnetic pole edge in Hall effect experiment, using HL-5 Hall effect testing instrument.
在利用HL-5霍尔效应测试仪测量磁场的实验中，发现有些仪器的测量曲线在磁极边缘附近存在畸变。
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