详细说明：G.723.1语音压缩编码的英文原文和中文译文。该协议是双速率语音压缩编码，提供5.3和6.3kbps的速率，占用很窄的带宽。-G.723.1 pronunciation compresses the encoded English original text and Chinese translation. This agreement is the double speed speech compression coding, provides 5.3 and the 6.3kbps speed, takes the very narrow band width.
