ITQ - 27 is stable to calcination in air , absorbs hydrocarbons , and is catalytically active for hydrocarbon conversion.ITQ-27对于在空气中煅烧而言是稳定的, 可以吸附烃类,以及对烃转化具有催化活性.Any of three gaseous isomeric ethylene hydrocarbons , C 4...
Duncan Campbell is nationally known for his investigative work.邓肯·坎贝尔因其调查工作闻名全国。The president's popularity nationally is at an all-time low.总统在全国的人气目前正处于历史最低点。The programme was broadcast nationally.这个节目曾在全国播放过。...
我发现他像平日一样在花园里做着好梦.I found him in the garden, dreaming away as usual.我们要尽力使销售额保持在平日的水平上.We must do our best to maintain sales at their usual rate.这是平日常见的事情.It is a fact of everyday experience....