2級ボイラー技士

2Run

About this app

It is a learning app to get a boiler engineer (Grade 2).
Question is composed of a past question mainly, kind of question to some extent is included.
UI has become a simple, it is not a high-performance app.

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· Number of questions 285 questions about


Report on such non-bootable problems or mistakes, We would like you to send e-mail address below. I will repay its own in some circumstances.
(Please note of the order ID at the time of purchase)


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