“前桅”造句

前桅安装在船首中心线上.
Foremast shall be installed on the centerline of ship's stem.

前桅的高度根据规范要求.
The height of the foremast to be as rules.

前甲板船的上甲板的一部分,位于前桅前部的船首.
The section of the upper deck of a ship at the bow forward the foremast.