精胺 ( Spm ) 和腐胺 ( Put ) 在膨大过程中含量高,尸胺 ( Cad ) 和亚精胺 ( Spd ) 含量较低.Spermine ( Spm ) and putrescine ( Put ) content were significantly higher than cadavarine ( Cad ) and spermidine ( Spd ) during rhizome development.高氯酸溶液提取,丹酰...
That was one reason why volatility was so low last year.这也是去年波动性如此低的原因之一.Volatility is an intrinsic characteristic of the security market.波动性是证券市场的一项内在特征.The Chicago Board Options Exchange Volatility Index sank 6.6 %.芝加哥...