福利精品在线观看_高挑美女被遭强高潮视频_国产一级高清黄片_米奇影院院男人久久_网友分享亚洲无码一区心得_亚洲精品自产拍在线观_日本最黄的黄色一级网站_免费看隐私jk美女秘 网站_欧美性爱第八页_亚洲白色白色在线播放

4Layer  Impedance Control Board
Finished Board Thickness: 1.6mm Green Solder mask
Finished Copper thickness: 1/1oz  OSP
The smallest line width & track: 0.075/0.075mm   BGA PAD: 0.25mm
The smallest hole size and solder bridge  : 0.2mm & 0.1mm