locating a source of sound (as an enemy gun) by measurements of the time the sound arrives at microphones in known positions
In land warfare, sound ranging is a method of determining the coordinates of a hostile artillery battery using data derived from the sound of its guns (or mortar or rockets) firing. The same methods can also be used to direct artillery fire at a position with known coordinates.
例句与用法
1.
Modern musical instruments , transposition , concert pitch and best sounding range -中国吉他娃,网络学吉他,吉他资源一网打尽
2.
A healthy individual would have no problem in hearing soft voices like the rustling of leaves , sounds ranging from 10 to 25 db 失听的徵象:正常的听觉可分辨到一般细微的声音,即由10至25分贝的音量。
3.
A healthy individual would have no problem in hearing soft voices like the rustling of leaves , sounds ranging from 10 to 25 db 失听的徵象:正常的听觉可分辨到一般细微的声音,即由10至25分贝的音量。
4.
It could fully displays the function of human voice by helping the singers widen register , standardize the section of the sound range , and enunciate the words clearly to make the voice penetrating and more impressive 摘要混声唱法能够充分展现人体声音机能,使歌唱者扩大音域,统一音区,吐字清楚,使声音具有穿透力,更富表现力。