在三相异步电动机正反转控制线路中,接触器联锁触头应是对方接触器的()。 ["主触头","辅助常开触头","辅助常闭触头","延时触头"]
Mzda31.6L天窗版的综合油耗是多少?() ["8.3L","5.9L","6.0L","6.4L"]
通常情况下,在A3海区发送船到岸遇险报警的设备是()。 ["A.MFDSC设备","B.SES设备","C.406MHzS-EPIRB设备","D.B和C"]
Mazda31.6LAT标准型的油箱容积是多少?() ["43L","50L","55L","60L"]
“具有连续VHF-DSC职守能力岸台所覆盖的区域”定义的是()。 ["A、A1海区","B、A2海区","C、A3海区","D、A4海区"]
FloppyDisk