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_jtg_sj_bjt_d' array(1) { [0]=> array(7) { ["wl_num"]=> string(4) "1032" ["parent_id"]=> string(3) "121" ["lb"]=> string(38) "晶体管 单路晶体管-双极(BJT)" ["action_name"]=> string(4) "jtg1" ["rate"]=> string(5) "1.158" ["rate_hot"]=> string(2) "50" ["moq_rate"]=> string(6) "1.6580" } }

封装：SOT-23

外壳：SOT-23

描述： -