在海洋测深中，由于回声测深仪波束角效应的影响，对凸形海底的测量会带来较大的失真。
The record seabed image distorted due to the angular beam-width of echo-sounder in bathymetric, especially for gibbous terrain.
本课题研究的数字化失真度仪采用了数字信号处理的技术和方法。
The paper discusses digital signal distortion meter with the technology and method of digital signal processing.
在海洋测深过程中，回声测深仪波束角效应使记录的测深图像失真。
In bathymetric survey, the record seabed image is distorted due to the angular beam width of an echo sounder.
由于傅里叶变换成像光谱仪探测器中坏像元的存在，使得复原光谱产生失真。
Because of the existence of bad pixels in the detector of Fourier transform imaging spectrometer (IFTS), distortion in the recovering spectra was emerged.
频谱分析法是用频率分析仪测量各次谐波的方法计算出波形失真度，但采用此种方法的仪器价格较昂贵。
The method of analysis frequency table is using the meter of frequency table to test all kinds of frequency and then calculate the distortion of the wave.
文中简要地介绍了这种系列测试设备中的相位测试仪、阻尼测试仪、失真度测试仪及磁通量测试仪。
Several meters of the set, such as phase detector, damping tester, distortion meter and magnetic-flux detector, are briefly introduced in the paper.
文中简要地介绍了这种系列测试设备中的相位测试仪、阻尼测试仪、失真度测试仪及磁通量测试仪。
Several meters of the set, such as phase detector, damping tester, distortion meter and magnetic-flux detector, are briefly introduced in the paper.
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