自じ由ゆう大たい気き

noun

free atmosphere; free air

Meteorological term for the part of the atmosphere above the layer directly influenced by surface friction.

• 自じ由ゆう大たい気きでは、地ち表ひょうの摩ま擦さつの影えい響きょうがほとんどない。

  In the free atmosphere, there is almost no influence from surface friction.