航海英語船舶艙室名稱單項選擇題每日一練(2019.01.11)

來源：考試資料網(wǎng)

1 Clean air standards referred to as “Grade D” apply to compressed air for use in（）.

2 Cumulus clouds that have undergone vertical development and have become cumulonimbus in form，indicate（）.

3 Clouds with the prefix “nimbo” in their name（）.

4 Complete information on weather broadcasts throughout the world is contained in（）.

5 Class I and II private aids to navigation in or along navigable waters of the United States are listed in the（）.