It is resistant to borohydride reduction in alcoholic solvents.在醇溶剂中,它不能被硼氢化物还原.Sodium metaborate is a by - product from deoxidation of sodium borohydride.摘要偏硼酸钠是硼氢化钠的还原 副产物.Xanthone was reduced to xanthydrol by sodium b...
DSL includes data control layer ( DCL ) , data expression layer ( DEL ) and data access layer ( DAL ) .数据服务层包括数据控制层 、 数据表示层和数据 访问层.This method had certain guided signification to quadratic development of AutoCAD with Vis...
There will be a radical swing to the right or the left.这样将出现极左或极右的情况。Oil prices continued an upward swing in New York this morning.今天上午纽约油价继续上扬。Keep the head of the club the same height throughout the swing.整个挥杆过程中要使杆头始终...
"Is Mary Ann O.K?" — "She's fine," she said evenly.“玛丽·安还好么？”——“她很好，”她平静地说。O.K. I'll sign off. We'll talk at the beginning of the week.好，就说到这儿吧，下周初我们再谈。It's O.K. I smoothed things out.没事，我已经把事儿摆平了。...
It is in this sense that Comte repudiates empiricism.正是从这个意义上说,孔德抛弃了经验主义.The opposite of empiricism is rationalism.经验论的对立面是唯理论.Rationalism usually considers itself more religious than empiricism.理性主义总以为自己比经验主义更有宗教信仰....
玩具店是孩子们的仙境。The toyshop is a fairyland for young children.那座花园是个繁花似锦、香气袭人的仙境.The garden was a fairyland of beautiful flowers and sweet odors.它会像磷火那样发出捉摸不定的光芒, 跳跃着飞向欢乐的仙境.It burns as a will - o'- the - wisp , dancing ...