甲类航海英语2580题库（附完整翻译）(9)

KEY: C在船舶、岩石、平台等周围留出空间，或是船舶锚泊或者靠泊指定给船舶的水域称为停泊处。

[260]A sea with height 2． 5 – 4． 0m is termed as______according to the sea and swell scale．

A．slight sea B．Moderate sea C．Rough sea D．High sea KEY: C 2.5 40米浪高，用术语表示为大浪。

[261] A SEAMARK, I.E. A BUOY, INDICATING THE NORTH, EAST, SOUTH OR WEST FROM A FIXED POINT, E.G.A WRECK is ______.

A. Entrance buoy B. New buoy C. Port buoy D. Cardinal buoy KEY: D航海标志也就是浮标，从一固定点表明北东南西方位，比如一艘沉船，称为沉船方位标。

[262]A security level ， for which appropriate additional protective security measures shall be

maintained for a period of time as a result of heightened risk of a security incident is defined as______．

A．Security level 1 B．Security level 2 C．Security level 3 D．Security level 4 KEY: B保安等级，由于保安事件危险性升高而在一段时间内保持适当附加的保护性措施的等级，规定为保安等级2。

[263]A series of brief showers accompanied by strong，shifting winds may occur along or some

distance ahead of a(n)______．

A．upper front aloft B．cyclone C．occluded front D．cold front

KEY: D 一连串短暂的阵雨，伴有不定向强风，此现象伴随冷锋或在冷锋前一定距离。

[264]同上

[265] A set of interior steps on a ship leading up to a deck from below is known as ______. A. a companion way B. tween-decks

C. stairs D. Any of the above are acceptable