传输可靠性有类似的性能问题，但是其令人感兴趣的好处是一次且仅一次传送。
Transport reliability has similar performance concerns but the interesting benefit is once-and-only-once delivery.
可靠性对于军事传送网而言显得尤为重要。
Reliability is a critical issue in military transmission network.
为了排除人为干扰、提高可靠性，采集数据以可编程逻辑控制器为核心，通过现场总线和以太网的多层网络传送至数据库中。
To avoid interfering by work, data were sampled through a multi-layers network which synthesize the field-bus and Ethernet and center on programmable logic controller.
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