air column

air column 基本解释

[电] 空气柱

词组短语

1、stable air column 稳定空气柱

air column 用法和例句

1、In wind instruments the sound is produced by a vibrating air column.

管乐器得声音是由振动得气柱产生得。

2、Device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone.

黄铜的管乐器中改变空气柱的长度来变化音调的装置。

重点词汇

column n. 纵队，列；圆柱；专栏