Because normally the electro-acoustic equipment, technical specifications are given quasi-average noise level, rather than quasi-peak noise level, this should be noted.
因为通常电声设备技术指标给出的是噪声准平均值电平，而不是噪声准峰值电平，这一点应加以注意。
But a study that compared the various modes of mass transit in New York City found that the subways topped all other transit types for average noise, at a grinding 80 decibels.
不过一项研究在对比了纽约市的各种大众交通工具后发现，就平均噪音而言，地铁的噪音位居各种交通形式之首，高达80分贝。
But a study that compared the various modes of mass transit in New York City found that the subways topped all other transit types for average noise, at a grinding 80 decibels.
不过一项研究在对比了纽约市的各种大众交通工具后发现，就平均噪音而言，地铁的噪音位居各种交通形式之首，高达80分贝。
应用推荐