同时测量抽水管、冷凝管、蒸汽管的环境温度和管道温度。
Measure suction and liquid line temperatures simultaneously, temperatures across condensing coils, as well as the ambient temperature, all at the same time!
即便在火灾被扑灭后，一段时间内土壤、管道温度会继续升高，仍有可能造成管道失效。
Even when the fire had been put out, the temperature of the soil and pipeline would continue to increase.
针对热水加温温室的特点，提出用带前馈的比例积分（PI）控制方法来控制热水管道温度。
In this paper specialized control scheme of proportional integral(PI) control with feedforward was developed to solve these problems.
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