单项选择题

A millibar is a unit of（）.

A.humidity
B.precipitation
C.pressure
D.temperature

相关考题

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单项选择题A 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

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单项选择题A low，uniform layer of cloud resembling fog，but not resting on the ground，is called（）.

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B.nimbus
C.stratus
D.cirrus

海上气象报告与气象导航

A millibar is a unit of（）.