1. It is forbidden to climb over or destroy the railway fence. Railway fence is an important safety facility to ensure that laymen do not walk on the railway at will and hinder railway transportation, and it is also an important guarantee to ensure personal safety. So climb over the protection at will. 2. It is forbidden to sit, lie, walk and play on the railway, and it is forbidden to place stones and other objects in the center of the railway track and on the rails. Because the train is very fast and the sound is relatively low, sitting and lying on the railway can easily cause casualties, which is harmful to individuals and families. It is forbidden to hit the train with stones and other items. Throwing stones and other objects on the train will break the glass on the train, endangering the lives of passengers and staff on the train, with serious consequences.
Safety is a Chinese character, and the pinyin is ā nqá n. It usually means that people are not in danger. China's current national security concept: political security, homeland security, military security, economic security, cultural security, social security, scientific and technological security, information security, ecological security, resource security, nuclear security, etc. 1 1 security concept.