个人收集整理 仅供参考学习9 航海气象9.2 海上气象报告与气象导航951When winds of force reach 10-11 in Beaufort Scale，usually we call such winds as _. A. Hurricane B. Breeze C. Storm D. Gale KEY: C952The Routing System which aimed at reducing the risk of casualties is called as _. A. Traffic Separation Schemes B. Recommended tracks C. Precautionary areas D. Inshore traffic zones KEY: A953_ LOW ELY SLWLY WITH COLD FRONT FM CEN TO 12N 179W AND WARM FROM FM CEN TO 11N 171W A. SHLW B. SCTD C. OBS D. SW KEY: A954_ moving rather quickly east expected 150 miles south of Cape Farewell 972 by 160000 GMT A. Developed low B. Developing low C. Being developed low D. Low to be developed KEY: B955_ rain means it rains in some parts of the area A. Squally B. Isolated C. Scattered D. Occasional KEY: C956On account of the bad weather，my ETA is amended to read 1830 his on July 15th A. For the account of B. Because C. Owing to D. For fear of KEY: C957A cold front moving in from the northwest can produce _. A. thunderstorms，hail，and then rapid clearing B. increasing cloud cover lasting for several days C. lengthy wet weather D. low ceilings with thick cirrus clouds KEY: A958A feature of an inflatable raft which helps keep people stationary in rough weather is _. A. lashings on the floor of the raft for the passengers feet B. straps from the overhead C. lifelines on the inside of the raft D. ridges in the floor of the raft KEY: C959A line on a weather chart connecting places which have the same barometric pressure is called an _. A. isotherm B. isallobar C. isobar D. isotope KEY: C960A local wind which occurs during the daytime and is caused by the different rates of warming of land and water is a _. A. foehn B. chinook C. land breeze D. sea breeze KEY: D961A local wind which occurs during the daytime and is caused by the different rates of warming of land and water is a _. A. Foehn B. Chinook C. land breeze D. sea breeze KEY: D962A low，uniform layer of cloud resembling fog，but not resting on the ground，is called _. A. cumulus B. nimbus C. stratus D. cirrus KEY: C963A mercurial barometer at sea is subject to rapid variations in height (pumping) due to the pitch and roll of the vessel. To avoid this error，measurements of atmospheric pressure at sea are usually measured with a(n) _. A. syphon barometer B. cistern barometer C. aneroid barometer D. fortin barometer KEY: C964A microbarograph is a precision instrument that provides a _. A. charted record of atmospheric temperature over time B. charted record of atmospheric pressure over time C. graphic record of combustible gases measured in an atmosphere D. graphic record of vapor pressure from a flammable/combustible liquid KEY: B965A millibar is a unit of _. A. humidity B. precipitation C. pressure D. temperature KEY: C966A sea breeze is a wind _. A. that blows towards the sea at night B. that blows towards an island during the day C. caused by cold air descending a coastal incline D. caused by the distant approach of a hurricane KEY: B967A sylphon cell is a part of a _. A. maximum thermometer B. barograph C. thermograph D. hygrometer KEY: B968A tropical cyclone has recurved and entered temperate latitudes. In the Northern Hemisphere when a large high pressure system lies north of the storm，what situation may occur? A. The low may suddenly deepen，and the cyclone intensify and pick up speed. B. The left semicircle may become the dangerous semicircle. C. The low and the high may merge and cancel out the weather characteristics of each. D. The high may force the cyclone to reverse its track. KEY: B969A tropical storm is building strength some distance from your ship. Waves are coming from the east，with periods increasing from 5 seconds to 15 seconds. The swell is from the east. Where was the storm when these new swells were generated? A. To the north of you B. To the south of you C. To the east of you D. To the west of you KEY: C970A tropical wave is located 200 miles due west of your position，which is north of the equator. Where will the wave be in 24 hours? A. Farther away to the west B. Farther away to the east C. In the same place D. Closer and to the west KEY: A971A tropical wave is usually preceded by _. A. tropical storms B. good weather C. heavy rain and cloudiness D. heavy seas KEY: B972A weather forecast states that the wind will comm