结果表明,松针中含有山奈素,且水解前22%,水解后的含量为0.42%.The results showed that pine needle contains kaempferide andpercent 22 % before hydrolyze, 0.42 % after hydrolyze....
Economist Jeffrey Faux says a tax cut is a bad idea.经济学家杰弗里·福克斯认为减税是不明智的。Accordingto British economist Angus Maddison , the answer is the year 1913.根据英国经济学AngusMaddison的计算, 答案是1913年.a disciple of the economist John Mayna...