underdeck passage 甲板下通路 ; 甲板下通道

underdeck girder 甲板纵桁 ; 甲板下纵桁

underdeck tank 甲板下液柜

underdeck accommodation 甲板下住舱

underdeck capacity 甲板下载货容积

underdeck operation [交] 舱内作业

underdeck clamp 屋面下方的压固件

underdeck corgoes 舱内货

underdeck cargo 甲板下货物