海船船员考试
单选题In reading a weather map，closely spaced pressure gradient lines would indicate（）.A high windsB high overcast cloudsC calm or light windsD fog or steady rain
题目
high winds
high overcast clouds
calm or light winds
fog or steady rain
相似问题和答案
第1题：
Pressure gradient is a measure of ______.
A.a high-pressure area
B.pressure difference over horizontal distance
C.pressure difference over time
D.vertical pressure variation
气压梯度是水平距离上气压差别的计量。
第2题：
A single barometric pressure reading of 28.60 indicates ______.
A.rapidly improving weather
B.deteriorating weather
C.a severe low pressure system
D.fair weather and calm
第3题：
Blood pressure usually falls in warm weather.()
第4题：
A ______ is created by a pressure gradient or slope in the water level．
A.gradient current
B.density current
C.swift current
D.torrent current
第5题：
A slow rise in the barometric pressure forecasts ______.
A.rainy weather for the next 48 hours
B.high seas
C.improving weather conditions
D.deteriorating weather conditions
第6题：
________ causes strong winds and rough sea at northwest Bay of Biscay．
A.Strong low pressure
B.Strong high pressure
C.Steep pressure gradient
D.Steep gradient pressure
第7题：
A ship having continuous closely spaced transverse strength members is ______.
A.longitudinally framed
B.transversely framed
C.cellular framed
D.web framed
第8题：
On a weather map, a large letter “H” means ______.
A.a high pressure area with cool, dry air, and fair weather
B.a high pressure area with warm, moist air, and inclement weather
C.horse latitudes, with rough seas and strong winds
D.a heavy squall line near the “H”
在天气图上大写字母H的意思是伴随阴凉，干燥和晴好天气的高压。
第9题：
Widely spaced isobars on a weather map indicate ______．
A.High winds
B.Gentle breezes
C.Ice，snow or frozen rain
D.Probability of tornados
第10题：
______causing strong winds and rough sea north west Bay of Biscay.
A.Strong low pressure
B.Strong high pressure
C.Steep pressure gradient
D.Steep gradient pressure
强气压梯度导致了比斯开湾西北的强风和狂狼。