A.船位與航向、轉(zhuǎn)向點(diǎn)與吊向點(diǎn) B.船位與航向、轉(zhuǎn)向點(diǎn)與過河點(diǎn) C.船位與航向、吊向點(diǎn)與過河點(diǎn) D.落位與航向、轉(zhuǎn)向點(diǎn)與吊向點(diǎn)
A.航行參考圖 B.船舶定線制航行參考圖 C.雷達(dá)航行參考圖 D.電子江圖
A.當(dāng)?shù)亓泓c(diǎn) B.潮高基準(zhǔn)面 C.絕對(duì)零點(diǎn) D.平均海面