A process that is running a service that has been started with the startService() method and does not fall into either of the two higher categories.

此进程运行着由startService()方法启动的服务，它不会升级为上述两级别。

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According to the accumulator space, the method of vanishing point detection can be classified into two categories.

根据累计空间的不同，消失点检测方法可划分为有限空间检测和无限空间检测两大类。

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Two categories of APC pre estimation methods are presented with examples relating to refining issues in this connection: statistical rules and the steady state gain optimization method.

为此列举炼油装置的示例，介绍了两类预估先进控制经济效益的方法，即统计分析法和静态增益优化法。

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