超声波流量计过零检测程序。通过找超声波信号的峰值和波形个数来确定到达时间。-It s a ultrasonic flowmeter zero-crossing detection program.To Find the peak of the ultrasonic signal and waveform numbers to determine the arrival time.

可计算超声流量计内各声路相对位置和权好数。包含Lengendre算法和Jacobi算法。幂次可调。-Ultrasonic flowmeter calculates the relative position of each sound channel and right good number. Contains Lengendre algorithms and Jacobi algorithms.- Power adjustable.

计算2－36声路超声流量计权重系数。其中包含最佳圆断面的计算方法。-2-36 acoustic path ultrasonic flowmeter calculating weighting coefficients. Circular cross section which includes the calculation of the best.