... standard frequency标准频率 standard frequency spectrum标准频谱 standard isobaric surfaces标准等压面 ...
基于80个网页-相关网页
快速响应，中波红外加热器是标准频谱红外加热器。
Fast Response, medium wave Infrared heaters are twin tube IR heaters with a spectrum between short wave and standard medium wave heaters.
数字信号处理中标准的频谱分析方法是离散傅立叶变换（DFT），典型的实现方法是快速傅立叶变换（FFT）。
The standard method for spectrum analysis in digital signal processing is the discrete Fourier transform(DFT), typically implemented using a fast Fourier transform(FFT) algorithm.
方法是根据有关卫生标准及检测方法对生产设备、休息室、控制室等作业场所进行声强和频谱的测量。
Methods the sound level and frequency were measured according to the corresponding health criterion and measuring method at big production equipment, crush room, control room and workshop.
应用推荐