National Day Celebration, Safety FirstNational Day is a day to celebrate the birth of the country and a grand festival for the participation of the whole nation. On this day, various celebrations are held across the country, and people step out of their homes to enjoy the joy of the festival. Howeve

With the development of society and economy, X-ray Screening has been widely used in various fields, but it has also been slowly discovered by some people. Due to the occurrence of nuclear accidents and nuclear accidents in Japan in the past few years, the panic of nuclear radiation has been spreadi