航海英語MARPOL公約的有關(guān)內(nèi)容單項選擇題每日一練(2019.01.07)

來源：考試資料網(wǎng)

1 Which substance is NOT considered to be Oil under the pollution prevention regulations? （）

2 Application for a waiver of any requirements of the regulations for oil transfer operations must be submitted to the（）.

3 If Annex V to MARPOL 73/78 applies to your vessel，you willnot be able to discharge（）anywhere at sea.

4 You are cleaning the tanks after carrying a cargo of crude oil. Which statement is TRUE? （）.

5 Open ullage holes in tanks which are not gas-free must be protected by（）.