Seagan.西加
sean.海;海洋
sea barge carrier载驳货船
Sea level eustacy海平面升降
seagoing capacity适航性,航海性能
seaborne articles[经] 舶来品, 用船装运的货
seawater resource海水资源
seawater exchange海水交换
Sea Wave Forecast海浪预报
seafloor sediment海底沉积物
sea sand iron ore海砂
sea surface front海面温度锋