题目内容
() includes adding solder paste to the board, pick and place of the components, soldering, inspection and test.
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() needs to be added to those areas of the board where solder is required.
Component placement systems, commonly called () machines, are robotic machines which are used to place electronic components, like capacitors, resistors, integrated circuits onto a printed circuit board.
Although some boards may be passed through a wave soldering machine, this process is not widely used for () components these days. Rather than usng wave soldering, reflow soldering techniques are used more widely.
Many assembled PCBs are static sensitive, and therefore must be placed in () bags during transport. When handling these boards, the user must be grounded. Improper handling techniques might transmit an accumulated static charge through the board, damaging or destroying components.
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