triplex reciprocating pump meaning in Chinese

三缸往复泵

With a view to time - varying characteristic of the vibration signal measured on triplex reciprocating pump , an approach on the waveform feature extraction which reflects the various conditions of reciprocating pump with nonlinear wavelet de - noising analysis method is presented
针对三缸往复泵测量信号非平稳时变特点，研究了用小波消噪方法提取反映往复泵动力端状态的振动波形特征。