航海英語(yǔ)液化氣體與IGC規(guī)則單項(xiàng)選擇題每日一練(2019.07.29)

來(lái)源：考試資料網(wǎng)

1 A spark arrestor（）.

2 Butadiene，inhibited，is labeled as a（）.

3 Where is thicker plating usually found in the construction of integral tanks on a ship? （）

4 What would you consult to determine the number of persons required on duty while loading a cargo of leaded gasoline on your tanker? （）

5 The primary hazard of liquefied petroleum gas and liquefied natural gas is（）.