A.船長(zhǎng)/船長(zhǎng) B.輪機(jī)長(zhǎng)/船長(zhǎng) C.操作負(fù)責(zé)人/船長(zhǎng) D.操作負(fù)責(zé)人/輪機(jī)長(zhǎng)
A.1 B.2 C.3 D.4
A.15/100 B.30/400 C.30/100 D.15/400