However, EJB will still have a place in defining endpoints for message delivery, remote and asynchronous method invocation, timers, etc.
然而EJB在为消息传输定义端点、远程与异步方法调用、定时器等领域还是有一席之地的。
On the one hand, there is the enterprise platform with JMS for asynchronous messages and EJB Timers.
一方面，企业平台有用于异步消息的JMS和EJB定时器。
The RTSJ includes support for handling asynchronous events triggered by a number of sources including timers, operating-system signals, missed deadlines, and other application-defined events.
RTSJ包含了对异步事件处理的支持，触发异步事件的事件包括大量包含计时器的源代码、操作系统信号、超过时限和其他应用程序定义的事件。
This paper introduces a useful method to realize asynchronous acquisition of multi-channel signals on AT87C51 single-chip microcomputer using software timers.
本文介绍了一种利用软件定时器在AT87C51单片机上实现多路信号异步采集的实用技术。
This paper introduces a useful method to realize asynchronous acquisition of multi-channel signals on AT87C51 single-chip microcomputer using software timers.
本文介绍了一种利用软件定时器在AT87C51单片机上实现多路信号异步采集的实用技术。
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