快3彩票
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有机硅催化剂评价系统 常压固定床气化生成煤气的有效成分主要有H2、CO和少量CH4,用于合成氨生产的半水煤气中的氮也是有效成分。用作燃料的煤气以单位发热量来衡量，而用作合成气则以CO和H2的体积百分含量来表示。 工业煤气一般分为空气煤气、混合煤气（发生炉煤气）、水煤气、半水煤气和中热值煤气。
