短语词组短語single buoy mooring system 單點系泊系統;單浮筒系泊系統exposed location single buoy mooring 外港單浮筒系泊;暴露定位單點浮泊開敞水域單點系泊single point mooring buoy 單點系泊浮筒;單點系泊浮簡;單點系泊浮筒單點系泊浮筒單點系泊浮筒single mooring buoy 單點系泊浮筒 返回 single buoy mooring