At the same time, the paper also introduces call completion rate, call maintenance time, voice quality and some other test content about driver.
并分别对呼通率，呼叫保持时间，语音质量和与驱动相关的功能指标进行了说明。
At the same time, the paper also introduces call completion rate, call maintenance time, voice quality and some other test content about driver.
并分别对呼通率，呼叫保持时间，语音质量和与驱动相关的功能指标进行了说明。
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