subjective method meaning in English

主观方法

Acoustics - hearing protectors part 1 : subjective method for the measurement of sound attenuation
声学护听器第1部分：声衰减测量的主观方法
Acoustics - hearing protectors - sound attenuation of hearing protectors - subjective method of measurement
听力保护器的声衰减.主观测量法
Acoustics . hearing protectors . part 1 : subjective method for the measurement of sound attenuation
声学.听力保护器.第1部分:声音衰减测量的主观方法
Acoustics ; hearing protectors ; subjective method for the measurement of sound attenuation ; identical with iso 4869 - 1 : 1990
声学.听力保护器.第1部分:声衰减的主观测量法
But foreign subjective method is not suitable for application in china , on the other side , using domestic model method also exists manipulation difficulties on calibrating parameters
现阶段国外交通影响范围的主观确定方法不适于在我国应用，而国内的模型方法由于参数难以标定，因而其在实际操作中非常困难。

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