对于表面安装电容器，desigh一种印刷品ciruit 董事会的铜衬垫来说根据产品规格
注意真空头，零部件方格图案或者居中一自动插入或者骑在马上的机器的操作引起的一机械震动
1.For surface mount capacitors,desigh the copper pads of a print ciruit board according to the product specification
2.Note a mechanical shock that is caused by the vacuum head,component checker or centering operation of an automatic insertion or mounting machine
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