signal pipe

There are kinds of noise disturbances in sensor output signal caused by pipe vibrations and fluid field turbulence. A few methods which can measure frequency through digital signal processing was mentioned in this paper, and wavelet transform method has finer application perspective.

由于管道的机械振动和流场的不稳定等因素，使得传感器输出信号中含有各种噪声，本文归纳了几种通过数字信号处理测量频率的方法，其中小波变换方法具有较好的应用前景。

The on-line pipe flaw detector with magnetic leakage flux principle is introduced, providing details regarding the exciter circuit structure, magnetic sensors and signal processing.

介绍了基于漏磁探伤原理的钢管管缝在线检测装置，对装置的励磁磁路结构、磁敏感检测元件及其信号处理作了较详细的分析论述。

Signal switches originate, terminate or combine multiple calls onto a single pipe.

信号交换机开始 、 终止或结合多个通话成为单一管道.

The signal was two beats on the steam pipe.

暗号是在蒸气管上敲两下.

Way to reduce signal transmission error and the pipe-line arrangement.

减少信号传递误差的方法和管路布置方式。