A.cumulus
B.nimbus
C.stratus
D.cirrus
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A.foehn
B.chinook
C.land breeze
D.sea breeze
A.isotherm
B.isallobar
C.isobar
D.isotope
A.lashings on the floor of the raft for the passenger's feet
B.straps from the overhead
C.lifelines on the inside of the raft
D.ridges in the floor of the raft
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
A.Squally
B.Isolated
C.Scattered
D.Occasional
最新試題
Weather conditions in the middle latitudes generally move（）．
In Beaufort Scale，the wind force 7 with speed of 28-33 knots is defined as（）.
Weather observations provided by each weather station include all of the following except（）.
When observing a rapid rise in barometric pressure，you may expect（）.
Gale warnings are usually issued when winds of（）8-9 are expected．
Mechanical lifting of air by the upslope slant of the terrain is called（）.
HIGH WAVES；DENSE STREAKS OF FOAM ALONG THE DIRECTION OF THE WIND；CRESTS OF WAVES BEGIN TO TOPPLE，TUMBLE AND ROLL OVER；SPRAY MAY AFFECT VISIBILITY.This condition is likely to be termed（）.
Of the following，（）is not a wind．
Which general weather conditions should you expect to find in a low pressure system（）.
When steering on autopilot which of the following input conditions may NOT have an effect on the control of the steering gear（）.