第32题:[单选题] Each lifebuoy shall be marked in block capitals of the Roman alphabet with _______ of the ship. A. the call sign and name B. the official number and name C. the port of registry and name D. the port of registry and official number 参考答案:C 【参考译文】每艘救生艇应用大写罗马字母标上船舶登记港及船名。 【解 析】block capital大写port of registry登记港