反应C (s) + H 2O (g) CO (g) + H 2 (g)在一可变容积的密闭容器中进行，下列条件的改变能加快其反应速率的是（    ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='22725' and id < 2003313 and id<>'2003313' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='22725' and id > 2003313 and id<>'2003313' order by id asc limit 5