高圧ガス製造保安責任者乙種化学合格アプリ

``Preparation for the High Pressure Gas Production Safety Officer Type B Chemical Examination'' analyzes the past 15 years to ensure that you can comprehensively study the question range. A total of 297 real-style questions are available, including 92 academic questions, 129 security management technology questions, and 76 legal questions. We will update the number of questions from time to time.

【Features】
・A rich number of 297 questions
・Question format based on analysis of 15 years of past questions
・Careful explanation
・Check the correct answer rate using the gradebook
・Practice only on questions you got wrong
・Random questions