The multichannel data transmission card is designed and implemented by synchronous optical transmission technique.

用同步光传输技术实现了多通道数据传输卡。

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A multi channel data transmission card has been designed and implemented using synchronous optical transmission technique.

采用同步光传输技术，设计和实现了用于高速数据可靠传输的多通道数据传输卡。

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Metro networks have phone gear like digital cross-connects, which manage high-and low-speed traffic, and synchronous optical network (Sonet) systems, which come from fiber-optic phone networks.

FORBES: The God Box

Crosswave uses synchronous optical network (sonet) and wavelength division multiplexing (dwdm) technologies, which enable it to transmit data at high speeds over long distances with a high degree of reliability.

FORBES: 20 FOR 2000