双重目的的测试dual-purpose testing【审计】
乳肉兼用牛dual-purpose cattle
高平两用炮dual-purpose gun【军】
纤维光束两用胃镜fiber-optic dual-purpose gastrascope
客货两用车dual-purpose bus
两用包装机dual-purpose packing machine
两用塑料柄螺丝起子dual-purpose screwdriver with plastic handle
两用平锉dual-purpose flat file