KJ2R20B35PN规格参数
相关型号
KJ2R20B35SA KJ2R20B35SB KJ2R20B35SC KJ2R20B35SD KJ2R20B35SN KJ2R20B39PA KJ2R20B39PB KJ2R20B39PC KJ2R20B39PD KJ2R20B39PN