At 2200 you take the following loran readings: 9960-W-15064.5; 9960-Y-43954.8. Which statement is TRUE? （）

A. The current is flooding
B. You are being set to the left of the track
C. The set is towards the southwest
D. The drift is 0.6 knot.

As the South Equatorial Current approaches the east coast of Africa，it divides with the main part flowing south to form the warm（）.

Agulhas Current
B. Canary Current
C. Benguela Current
D. Madagascar Current

天竺葵种类和品种类型丰富，其中天竺葵为最常用的种类，目前生产上较先进的繁殖方法是（）。

A. 播种繁殖
B. 扦插繁殖
C. 组织培养
D. 分株繁殖

影响换热器传热量的因素有哪些

A wobbling tail shaft is an indication of（）.

A. shallow water
B. an engine that is misfiring
C. a tight tail shaft gland
D. worn stern bearing or misalignment

An isotherm is（）.

A. a line on a weather map connecting equal points of both temperature and pressure
B. an instrument that measures the climatological effects of temperature
C. a line connecting points of equal barometric pressure on a weather map
D. a line connecting points of equal temperature on a weather ma

An intermediate spring is（）.

A. fitted in each leg of the towing bridle
B. generally located between the "fishplate" and the main towing hawser
C. secured at the "H" bitts
D. usually made of manila hawser

An oiler was badly burned and you are communicating with a passenger ship that has a doctor and hospital on board. You want to rendezvous in a certain position so the oiler can be evacuated for medical treatment. Which code should your message contain?（）

A. MAF
B. MAB
C. MAA
D. MAE

At 1810，you sight a buoy on your starboard side labeled “19”. This buoy marks（）.

A. the side of York Spit Channel
B. the visibility limit of the red sector of Cape Henry Light
C. the end of York Spit Channel
D. the junction of the York Spit and York River Entrance Channel

At 0715 you take the following bearings: Race Rock Light 328°pgc; Little Gull Island Light 249°pgc; Mt. Prospect Antenna 036°pgc. Based on your 0715 fix，which statement is TRUE?（）

A. You are to the left of your track line
B. Your fathometer reads about 265 fathoms
C. You are in a cable area
D. You are governed by the Inland Rule