定点定位精度在1cm内 原始观察数据 航测3D图 Post navigation 14432 144*32 Serial SPI / Parallel Graphic LCD Module Display Screen LCM ST7920/AIP31020 English Simplified Traditional Chinese 1Pcs/Lot , 93LC46B-I/SN 93LC46BI 93LC56BT-I/SN 93LC56BI SOP-8 ,New Oiginal Product New original fast delivery