航海英語理貨與計量作業(yè)單項選擇題每日一練(2019.01.25)

來源：考試資料網(wǎng)

1 （）is not an advice be observed when samples are taken in tanks containing volatile petroleum products.

2 The Captain of the Port has closed to navigation，and buoyed，a section of a harbor. These buoys would be painted（）.

3 A ship is responsible for the cargo loaded or unloaded（）.

4 Hygroscopic cargoes should be ventilated when（）.

5 If you came into contact with nitrobenzene while disconnecting the cargo hose，you should be aware that it is（）.