模擬試験付き　一問一答　試験対策過去問題　ボイラー技士2級　

This is a study app that summarizes the past problems for boiler engineers (Boiragishi) 2nd grade by field.
Each of the 10 questions has one answer, so even if you don't have much time to study, you can study little by little in your spare time!
It's a practice exam, so it's perfect for exam preparation!
Aim to become a boiler engineer and study repeatedly to pass!