你可能感興趣的試題

單項(xiàng)選擇題

Areas enclosed by a long and short dashed magenta line indicate （）.

A.cable areas
B.dumping grounds
C.fish trap areas
D.precautionary areas

單項(xiàng)選擇題

An occulting light is one in which （）.

A.the period of darkness exceeds the period of light
B.there is only a partial eclipse of the light
C.the periods of light and darkness are equal
D.the period of light exceeds the period of darkness

无码高清视频|成人自拍视频|欧美成人午夜无码A片秀色直播|草美女视频网站|美女被操网站在线观看

As these features are not all charted，special caution should be exercised （） vessels navigating in the vicinity.

你可能感興趣的試題

Areas enclosed by a long and short dashed magenta line indicate （）.

An occulting light is one in which （）.