explainEN287 аналитика приложений для 11 января

The app is designed for user, who wish their knowledge about the welder's qualification according to EN 287-1 (e.g. site supervisors, welding experts, technicians). The importance of the individual elements of the rule will become even clearer for the user. The user can to be checked whether the welder is for a specific welding necessary. Select/Search one element from the EN 287-1. Displayed a comment and/other a simple sketch.