(三)實際航向

(二)天體過卯酉圈（prime vertical circle），且可見之條件為何？（8分）

(三)天體不沒的條件為何？（10分）

(一)靠泊指示

(二)風壓差角

(四)艙口圍欄

(五)空艙運費

(六)岸壁效應

(一)錨出水，慢俥前進，出港界後由引水人指揮駛往港外。

(二)起霧，按規定時限鳴放霧號，開啟雷達，派出瞭望，備俥減速。

(一)Prior to each voyage, the master of every ship shall ensure that the intended route from the port of departure to the first port of call is planned using adequate and appropriate charts and other nautical publications necessary for the intended voyage, containing accurate, complete and up-to-date information regarding those navigational limitations and hazards which are of a permanent or predictable nature and which are relevant to the safe navigation of the ship.