采用频谱分析方法，分析诸因素对压力振动特性的影响。
The influence of some factors on pressure oscillation is studied by frequency spectrum analysis.
通过试验研究、比较，得出了振动拌和SFRC的主要参数及影响因素。
The main Parameter and effect factors of vibratory mixing on SFRC are got through test, study and comparison.
相反，机车车辆构架蛇行波反映了引起此系统横向振动所有因素的影响，同时还反映了轮轨实际接触状态。
On the contrary, the hunting wave of car bogie frame covers the influence of all factors causing transverse vibration of the system and reflects the action of different wheel-rail contact conditions.
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