A.9s B.10s C.11s
A.停止洗艙 B.停止加油 C.A+B
A.手表、微型助聽(tīng)器和心臟起搏器 B.由發(fā)條機(jī)械裝置驅(qū)動(dòng)的照相機(jī) C.A+B