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...
If you are going to Hong Kong, I have two or three small commissions for you.你如去香港, 我有两三件小事托你办.He baited the broker by promises of higher commissions.他答应给更高的佣金来引诱那位经纪人.Independent agencies tend to be multimember boards a...
It's only been latterly that we've discovered that it's lots of individual reefs, around about 2,900 separate reef systems which make up the Great Barrier Reef.直到近来我们才发现,它们其实是众多独立的礁石, 大约有2900个独立的礁石系,组成了大堡礁...