Which of the following is not an operation mode of AIS?（）

The circulation around a low pressure center in the Northern Hemisphere is（）.

Berthing means bringing a vessel to her berth until（）.

（）is where the crew eat their meals.

The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.

What is it called when it is possible to ignite the vapour above the oil?（）

Shipboard Emergency Drills must be carried out at least（）on board cargo ship.

（）is on the panel of radar.

Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）

Which of the following is not a form of precipitation?（）