The basket price of the seven OPEC crudes Monday fell to 27.Opec七个成员国,星期一提供的原油价格为27.98美元一桶.Analysts say It'shut in cheaper, heavier crudes in order to preserve profit margins.分析人士表示,它减少了价格较低的重质原油的生产,以保持利润率....
在醇溶剂中,它不能被硼氢化物还原.It is resistant to borohydride reduction in alcoholic solvents.然后氢化物在低温火焰中分解.The hydrides are then decomposed in a low - temperature flame.论述了锡氢化物的形成条件和物理化学特征.Forming conditions and physical and chemical...