... triplex film applicator三(种)厚度制膜器(同时可制三种不同厚度的漆膜, 检验其遮盖力) triplex reciprocating pump三缸往复泵 A triplex apartment building;a triplex cinema.三层楼的公寓建筑，三层的电影院 .
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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 th...
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。
From the viewpoint of the systems, we establish dynamics model based on the hydraulic reciprocating pump based on control of rotary valve to drive triplex reciprocating pump end.
从系统的观点出发，建立了基于转阀控制的液压三缸往复泵的系统动力学模型。
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