gallery test

Japanese: gallery test(英語表記)gallerytest
gallery test

… The degree to which explosives are unlikely to ignite gas in the mine or cause a coal dust explosion is called their safety level, and certified explosives are classified according to their safety level. Safety level tests are carried out by gallery tests. The gallery test equipment consists of a mine tunnel and a mortar. …

*Some of the terminology that mentions "gallery test" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

… 爆薬の坑内ガス着火および炭塵爆発の起こしにくさを安全度といい,検定爆薬は安全度により区分されている。安全度の試験は坑道試験gallery testによって行われる。坑道試験装置は坑道と臼砲(きゆうほう)からなっている。…

※「gallery test」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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