高圧ガス販売主任者第二種販売合格アプリ

``High Pressure Gas Sales Supervisor Type 2 Sales Examination Preparation'' analyzes the past 10 years to ensure that you can comprehensively study the question range. We have prepared a total of 193 actual-style questions, including 101 questions on safety management technology, 48 questions on high pressure method, and 44 questions on liquid stone method. We will update the number of questions from time to time. 【Features】 ・Various number of questions ・Coverage of question range based on analysis of 10 years of past questions ・Careful explanation ・You can manage the number of answers and number of correct answers using the gradebook.