[经] discharging from floating equipment to wharf

yoú bó chuán xiè shàng mǎ tóu ㄧㄡˊ ㄅㄛˊ ㄔㄨㄢˊ ㄒㄧㄝˋ ㄕㄤˋ ㄇㄚˇ ㄊㄡˊ