seabar海燕
sean.海;海洋
sea - and ground-based missiles海基和陆基导弹
seaborne track and control software海上测控软件
seawater desulfurization technoiogy海水脱硫工艺
sea cucumber Apostichopus japonicus刺参
sea bottom sediment characteristics海底沉积特征
seawater desalination control system海水淡化控制系统
seafarers laboring industrialization船员外派产业化
Sea System Controllerate Publication海洋系统控制局出版物