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  _____      ___                 ___     __   __  
 / ____||   / _ \\      ___     / _ \\   \ \\/ // 
/ //---`'  | / \ ||    /   ||  / //\ \\   \   //  
\ \\___    | \_/ ||   | [] || |  ___  ||  / . \\  
 \_____||   \___//     \__ || |_||  |_|| /_//\_\\ 
  `----`    `---`       -|_|| `-`   `-`  `-`  --` 
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Text this: Operation, control and monitoring of PEM fuel cell system