Soft switch, as the core technology of NGN is drawing the industry's attention.
软交换作为下一代网络的核心技术，受到业界的普遍关注。
Nanometer scientific technology is renowned as a core of next information times.
纳米科学技术被誉为下一个信息时代的核心。
Nanometer scientific technology is renowned as a core of next information times.
纳米科学技术被誉为下一个信息时代的核心。
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