Terms for subject Nautical containing Unloading

English	Chinese
barge unloading dredger	吹泥船
barge unloading suction dredger	吹泥船
gravity fed self-unloading bulk carrier	重力输送直卸式散货船
ratio of loading and unloading	货车装卸率
safe loading and unloading of cargos manual	安全装卸货物手册
self-unloading barge	自卸泥驳
self-unloading bulk carrier	自卸散货船
self unloading system	自卸系统
structural strengthening for loading/ unloading by grab	抓斗装卸结构加强
unload barge	卸砂船
unload barge	卸砂驳
unload test	空负荷试验