And PID control method is singly adopted for water level control and steam pressure control of the fuel oil boiler.

其中对大型船舶锅炉的水位和蒸汽压力分别采用了PID控制。

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The oil tank body forms into constant volume, and is provided with a digital graduated level gauge, and an oil outlet pipe is connected to a main fuel tank of an automobile.

本油箱的箱体采用固定容积，在箱体上带有数字刻度的液面指示计，其出油管连接到汽车主油箱上。

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