variable contribution meaning in Chinese

不定额供款

The proposed approach can effectively monitor the changing trends of the dominant frequency and energy as well as the process variable contributions , and is feasible for non - stationary process monitoring , fault detection and localization
该方法能有效地监控过程系统中主导成分的频率、能量的变化趋势以及过程变量的贡献度，适合于非稳态过程监控以及故障检测与定位。