航海英語船舶艙室名稱單項(xiàng)選擇題每日一練(2019.01.14)

來源：考試資料網(wǎng)

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

2 Dacron sails，when not in use，may be damaged if（）.

3 Coiling new rope against the lay，bringing the lower end up through the center of the coil，then coiling with the lay，in order to remove the kinks，is known as（）.

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

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5 Diesel powered industrial trucks on a ship that are provided with safeguards to the exhaust，fuel，and electrical systems are designated（）.

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