GB/T 20800.2-2006 General regulations on explosion protection technology for reciprocating internal combustion engines used in explosive atmospheres Part 2: Class II internal combustion engines used in combustible dust environments (English Version)
General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
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GB/T 20800.2-2006
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2006GB/T 20800.2-2006 General regulations on explosion protection technology for reciprocating internal combustion engines used in explosive atmospheres Part 2: Class II internal combustion engines used in combustible dust environments