In the highly crowded HF band, available continuous bandwidth is very narrow, this threaten the viability of HF radar based on the continuous spectra signal system seriously.
在拥挤的高频频段，可用的连续带宽比较窄，基于连续谱信号体制的高频雷达的生存能力受到严重威胁。
The nonlinear characteristics of synthetic static load models can contribute to the continuous power spectra of the load records.
综合负荷模型中的非线性因素，对于负荷记录中连续功率谱的出现会有一定的贡献。
Chaotic signal has the properties of ergodicity, nonperiodicity, continuous broadband power spectra, and noise like etc.
混沌信号具有遍历性、非周期、连续宽带频谱、似噪声的特性。
Filter is used to transmit spectrum of definitive broad band in the continuous spectrum or to extract certain radiation in the line-spectra.
光学滤光片在连续的光谱中用于透过一定宽度的光谱带或在线状光谱中提取某些辐射。
The supports of continuous-time signal's cyclic frequency and cyclic moment spectra are discussed, and the nonaliasing constraints have been established and discussed.
在讨论了连续信号循环频率的支撑区及循环矩支撑区的基础之上，给出了连续信号在时间离散化时不发生混迭的条件；
Pulsed Doppler spectra showed image of smooth continuous bands in the honeycomb or snaky black areas.
彩色多普勒显示病变区呈蓝红相间的彩色血流信号，脉冲多普勒显示连续带状门脉血流频谱。
Pulsed Doppler spectra showed image of smooth continuous bands in the honeycomb or snaky black areas.
彩色多普勒显示病变区呈蓝红相间的彩色血流信号，脉冲多普勒显示连续带状门脉血流频谱。
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