很高的附加值
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very good added value
很好的附加值
以上为机器翻译结果，长、整句建议使用 人工翻译 。
But as there are many diverse types and the amount of user is very huge, the voice value-added services still have good market prospects.
但是由于其业务种类丰富多样、用户数量庞大，仍是一种具有良好市场前景的电信增值业务。
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