在闭合线圈焊接点的制作上，分别采用了超导焊接和普通焊锡焊接两种不同方法。
Two kinds of method were applied in fabricating the joint of the closed coils, one is the superconducting-joint technique and the other is resistive-joint method.
采用油作为加热介质对焊锡进行加热，再通过超声波振动去除电路板上的焊锡，从而把电路板上的元器件拆卸下来。
Using oil as heating medium to heat soldering tin, then disassemble it by ultrasonic vibration and consequently disassemble the PCB's components.
特别的改造设计会促成更多的热能留在通孔里从而导致焊锡往电路板上的焊接方向流去。
Special design modifications will result in more heat in the solder barrel and will guide the solder to the solder destination side of the board.
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