Facing the challenge of digitization , with decreasing the moving distance among different screens for the same operator as goal , and taking accident procedures of digital human-computer interface in Nuclear Power Plant as a research object and human reliability as basis , a shortest moving path algo-rithm with dynamic flag for accident procedure layout is proposed and the reliability executing process ana -lyzed by neural networks human reliability evaluation method .Finally , the proposed method is analyzed by an example .The experiment shows that the proposed method has good performance an...