Their arrangement puts two sensors at each intersection: One measures incoming flow and one measures outgoing flow.

按照他们的安排，每个交叉路口设置两个感应器：一个测量驶入车流量，另外一个测量驶出车流量。

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These flows are stateless; in general, a message comes in, the flow performs various operations on the message, then an outgoing message is sent.

这些流是无状态的；通常情况下是消息传入，流对该消息执行各种操作，然后发送传出消息。

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Once you have completed the wizard your DataPower box will be able to decrypt incoming messages to your flow and encrypt outgoing messages from your message flow.

在完成向导后，DataPower 框将能够解密传入消息流的消息和加密从消息流传出的消息。

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Each electronic trader should install a computerized system to watch its outgoing order flow to ensure that it is consistent with its business model.

FORBES: After the Knight Capital Catastrophe, Throttle the Traders, Not the Markets

If the character of the order flow changes, the outgoing order monitoring device should immediately cut off the orders.

FORBES: After the Knight Capital Catastrophe, Throttle the Traders, Not the Markets