单词	positioning anchor
释义	positioning anchor定位锚positioning anchor定位錨海事
随便看	oceanodromous migration ocean [of moon] ocean of storms oceanog oceanog. oceanographer oceanographers oceanographic oceanographical oceanographical data acquisition oceanographical data buoy oceanographically oceanographical observation facility oceanographic analysis oceanographic data oceanographic data interrogating station oceanographic data processing and control systems oceanographic data processing and control systems--odpcs oceanographic data processing and control systems，odpcs oceanographic data station oceanographic digital data system oceanographic digital data system--odds oceanographic digital data system，odds oceanographic environmental survey oceanographic equator