When both signals exist, they can be synthetically distinguished by band-width and advancing front.
当电晕和放电信号共存时，可以通过信号的带宽和信号到达的前沿综合判断。
2
Main Profile for those applications requiring a greater degree of video quality, storage and band-width efficiency.
核心规范针对那些要求更好的视频质量，存储和带宽效率的应用。
3
Mobile technologies such as EVDO and HSPA provide wide area coverage with consistent bandwidth guaran - tees; while technologies like WiFi provide high band - width and low latency.