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»¹Ìصؿ´ÁËÏÂά»ù°Ù¿ÆHydrogen£¬ÆäÖÐcombustionÀï½²¡°¡­¡­Hydrogen gas forms explosive mixtures with air if it is 4¨C74% concentrated and with chlorine if it is 5¨C95% concentrated. The mixtures sponta ...

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3Â¥: Originally posted by amount at 2012-04-19 10:57:49: ллÓÐÐÄÈ˰¡£¬

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