4、ver:最小阻焊层裂口Silkscreen Over Component Pads:丝印与元器件焊盘间距规则Silk To Silk Clearance:丝印间距规则Net Antennae:网络天线规则High Speed(高频电路规则)ParallelSegment:平行铜膜线段间距限制规则Length:网络长度限制规则Matched Net Lengths:网络长度匹配规则Daisy Chain Stub Length:菊花状布线分支长度限制规则Vias Under SMD:SMD焊盘下过孔限制规则Maximum Via Count:最大过孔数目限制规