103H5205-0440步进电机, 单轴, 42 mm 品牌 SANYO DENKI ¥1.00 UC500-18GS-2EP-IO-V15 超声波传感器 PEPPERL +FUCHS ¥4000.00 Bomar-Win 364KNT RF连接器 ¥0.50 OPENH.IO RK-88-001A-1R外壳, ASA, 橙色 ¥80.00 AR5KL.25 TT ELECTRONICS / BI TECHNOLOGIES 面议 P271-DS21BR10K TT ELECTRONICS / BI TECHNOLOGIES 面议