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单项选择题

活性氧化铝activated aluminium oxide()

    A、主要组分为部分水化的、多孔的和无定形的氧化铝,并含有少量其他金属化合物。The main groups are partially hydrated, porous and amorphous alumina, and contain small amounts of other metallic compounds
    B、湿容量比铝钒土高The wet capacity is higher than that of aluminum-vanadium soil
    C、干燥后气体露点可达-73℃After drying, the gas dew point can reach -73℃
    D、再生时耗热量大It takes a lot of heat to regenerate
    E、能吸附重烃,且再生时不易除去It can adsorb heavy hydrocarbon and is not easy to remove during regeneration
    F、呈碱性,可与无机酸发生化学反应,因此,不宜处理酸性天然气。It is alkaline and can react with inorganic acids, so it is not suitable to deal with acidic natural gas
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