To do so, add a create function to the Student controller, shown in Listing 7.
为此，向Student控制器添加一个create函数，如清单7所示。
Function test and automatic controller test for ballast pump.
压载泵效用试验和自动控制装置试验。
An essential function of the controller is to provide alarm relay contacts.
控制器的一个重要功能是提供报警继电器触点。
It expounds the function of each part of the controller.
阐述了可编程控制器各部分的作用。
The complex control has communication function, which can transfer data with remote controller.
该复杂控制器具有通信功能，可以和远程监控端传送数据。
The result shows that the controller designed can realize power management and monitor function simultaneously.
实验结果表明，所设计的控制器能同时完成供电管理和监控功能。
The function and hardware structure of the controller, and software flow design has been given.
给出了该控制器的功能和硬件结构以及软件流程设计。
Function demonstration of the software and controller.
软件功能及控制器功能。
The controller needs a low cost in hardware, but the function is powerful.
该控制器硬件成本低，功能强大。
The meter has reset function. People can reset the data through the infrared light controller.
电表具有重设功能。用户可以通过红外线控制重设数据。
The meter has reset function. People can reset the data through the infrared light controller.
电表具有重设功能。用户可以通过红外线控制重设数据。
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