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Step one of the welding process is checking the blade temperature.
步骤之一，焊接过程是检查叶片温度。
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The third step is to cables welded to the pin welding hole.
第三步，把电缆焊接到针焊接孔上。
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The third step is to cables welded to the pin welding hole.
第三步，把电缆焊接到针焊接孔上。
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