高速下行分组接入(HSDPA)作为WCDMA的增强技术，大大提高了下行数据速率。

As an enhanced technology of WCDMA, HSDPA has greatly increased the transmission rate of downstream data.

youdao

高速下行分组接入(HSDPA)作为WCDMA的增强技术，大大提高了下行数据速率。

As an enhanced technology of WCDMA, HSDPA has greatly increased the transmission rate of downstream data.

youdao