首页>
外国专利>
AUTOMATIC MEASURING OF AVERAGE AIR TEMPERATURE USING THE VELOCITY OF PROPAGATION OF SOUND AND THE CROSSCORELATION FUNCTION OR THE SIGNAL CROSSING TIME THROUGH THE MEDIUM LEVEL
AUTOMATIC MEASURING OF AVERAGE AIR TEMPERATURE USING THE VELOCITY OF PROPAGATION OF SOUND AND THE CROSSCORELATION FUNCTION OR THE SIGNAL CROSSING TIME THROUGH THE MEDIUM LEVEL