问题意识及其培养探究

创新始于＂问题＂,即问题意识是创新思维的关键和前提。从对问题意识的理解着手,阐明问题意识的重要性,分析问题意识薄弱的表现和原因,论述问题意识培养的意义,探讨问题意识培养的有效途径,归纳问题意识培养过程中所存在的问题。

Research on Expert System for Railway Signal Malfunctions Diagnosis

Aimed at the features of malfunctions of railway signal equipments in China,an expert system for railway signal malfunctions diagnosis is analyzed based on the theories and methods of Expert System and malfunction diagnosis.This article exhaustively elaborates expert system structure,and analyzes common malfunctions of the railway signal equipments,and implements the railway signals malfunctions diagnosis with LKJ circuit as an example.