If a weather bulletin shows the center of a low pressure system to be 100 miles due east of you,what winds can you expect in the Southern Hemisphere?().
A、South-southwesterly
B、North-northwesterly
C、South-southeasterly
D、North-northeasterly
A、South-southwesterly
B、North-northwesterly
C、South-southeasterly
D、North-northeasterly
A、A.In times of heavy weather, it is extremely dangerous if a seaman is not enough tall B、B.In times of heavy weather, it is extremely dangerous if a crew is very short C、C.In case of bad weather, it is particularly dangerous if there is a shortage in personnel D、D.In case of bad weather, it is particularly dangerous if there are enough personnel
A、decrease your engine speed B、ignore it C、increase your engine speed D、stop your engine until the rough weather passes
A、use of low viscosity oil in cold weather B、increased moisture content of inlet air in cold weather C、increased drag of pistons and bearings due to increased oil viscosity D、higher compression pressures reached due to smaller clearances existing in the engine during cold weather
A、rapidly improving weather B、deteriorating weather C、a severe low pressure system D、fair weather and calm
A、rainy weather for the next 48 hours B、high seas C、improving weather conditions D、deteriorating weather conditions
A、It provides a legal reason to cancel a projected voyage B、It allows the mariner to make long term weather forecasts C、It is of little benefit since the weather changes frequently and rapidly D、It gives the mariner time to prepare for weather changes