Warning: file_put_contents(/www/wwwroot/ppbbu/28094.com/cache/9745685e579954a78fe2bf408ef2be62.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/28094.com/index.php on line 55 supersonic sounding例句_supersonic sounding英汉例句_supersonic sounding双解例句_贰靶汉英词典
By proper placement of sensors, the location of a subject in 2 or 3 dimensional space can be determined with supersonic sounding system. 通过适当布置传感器的位置，利用超声波测距的原理，经过计算后可以得到主体在二维或三维空间的位置。