【单选题】对于小型钢板模模板,导柱直径一般采用()
【简答题】下列化学反应,同时共存并达到平衡(温度在900~1200K): CaCO 3 (s)==(s)+CO 2 (g) ; CO 2 (g)+H 2 (g)==CO(g)+H 2 O(g) H 2 O(g)+CO(g)+(s)==CaCO 3 (s)+H 2 (g) 。 该系统的自由度= 。
【单选题】人生观就是人们对于( )、人生态度、人生价值等 问题的总观点和总看法。
【单选题】但我的事现在搞得满城风雨,人人皆知了。( )
A.
But there has been too much publicity about my case.
B.
But now everybody in the city knows about my thing.
【单选题】But there had been too much publicity about our affairs. 译:但我们的事现在已经搞得满城风雨,人人皆知了。 ____ is used to translate the underlined phrase.
【简答题】下列化学反应,同时共存并到达平衡(温度在 900 ~ 1200 K 范围内): CaCO 3 (s) == (s) + CO 2 (g) CO 2 (g) + H 2 (g) == CO(g) + H 2 O(g) H 2 O(g) + CO(g) + (s) == Ca CO 3 (s) + H 2 (g) 问该系统的自由度数为 ________ 。