OBJECTIVE To optimize conditions for extracting flavonoid compounds from Sophora alopecuroides L.目的优化苦豆子中黄酮的最佳提取工艺.The method is presented for preparation metasilicate pentahydrate from residue after extracting magnesium...
We must find economical methods for extracting oil from shale.我们必须找到从页岩中采油的经济方法.She was extracting a crisp roll from her purse.她正从钱袋里掏出一卷钞票.Who would clean a bone before extracting all available information from it?谁在提取有...