not exceed

基本解释

Make sure that the maximum defined queue depth for this queue is sufficient to store messages, and monitor it to ensure that the maximum depth is not exceeded.
请确保为这个队列定义的最大队列深度对于存储消息来说足够大，并且对它进行监视以确保不会超过最大深度。
If the threshold is not exceeded, then the sensor panel device continues to periodically autonomously scan the sensor panel without intervention from the processor.
如果没有超过阈值，则传感器面板设备继续周期性自主地扫描传感器面板而没有传感器的干预。
ip.com
SYS will copy the data to its own buffers as long as there is no outstanding data to receive from the application, and as long as the SO_RCVBUF setting is not exceeded.
只要不用从应用程序那里接收大量的数据，而且没有超出SO_RCVBUF设定的值，AFD.SYS将把数据先拷贝到其内部缓冲区中。
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