noise threshold meaning in English

噪声阈值

As you all know , the normal noise threshold for private housing is 55 decibels
正如你们知道的，个人房子正常噪音为55分贝。
Examples calculation indicated that establishing different annoyance membership function of different environmental more conformed the reality of expression for people ' s noise subjective response , and the annoyance probability and noise threshold calculated were more credible scientifically
实例计算表明，对不同环境建立不同的烦恼隶属函数，更符合人们对噪声主观反应所作表述的实际，计算得到的烦恼概率和噪声阈值更科学可信。
Based on the principle of fuzzy analytic hierarchy process ( ahp ) , judging matrices were constructed for quantitative calculating the membership of each subjective annoyance expression grade , in view of different environmental function districts , then corresponding environmental fuzzy membership functions were given , and applied to calculate the noise threshold of subjective annoyance response
摘要根据模糊数学层次分析法( ahp )的原理，构造判断矩阵，针对不同的环境功能区域，定量计算各主观烦恼度表述等级的隶属度，求出了相应环境下的模糊隶属函数，并运用于噪声主观烦恼反应阈值的计算。