select a.wl_num,a.parent_id,GROUP_CONCAT(b.cat_name,' ',a.cat_name) as lb,a.action_name,a.rate,a.rate_hot,ROUND(sum(a.rate+a.rate_hot/100),4) as moq_rate from golon_ics_category a left join golon_ics_category b on a.parent_id=b.id where a.mpn_bm='golon_ljq_jxljq_bdp' array(1) { [0]=> array(7) { ["wl_num"]=> string(4) "1393" ["parent_id"]=> string(3) "450" ["lb"]=> string(71) "矩形连接器 矩形连接器 - 板垫片，叠接器（板对板）" ["action_name"]=> string(5) "Ljq69" ["rate"]=> string(5) "1.125" ["rate_hot"]=> string(2) "35" ["moq_rate"]=> string(6) "1.4750" } }

封装： -

外壳： -

描述： WR-PHD 2.54 MM BOARD STACKER