针对不同生产条件，给出了适用干二冷水单回路控制的前置控制系统、前置-前馈控制系统；
Based on the requirements of different production conditions, the preset and preset-feedforward controlling systems for the automatic control of every cooling-water loops have been given.
一旦一个行为被创建并被挂起，那么自那时起其任务就是要决定它什么时候应该被激活，状态控制文件里包含了它被激活的前置条件；
Once a behavior is created in a pending state, its duty from then on is to decide when it can activate, since it contains its own activation requirements.
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