The synthesis of ν - curcumene was described. The experiment affirmed that ν - curcumene can aromatize to α - curcumene readily at room temperature. 用金属锂 - 液氨一步还原法合成γ姜黄烯.实验证实γ姜黄烯极不稳定,室温下极易芳香化转变成α姜黄烯.
Until now,crop breeders have paid little attention to inducible resistance.直到现在为止，作物培育者还很少注意诱导抗性。Until now, crop breeders have paid little attention to inducible resistance.直到现在为止, 作物培育者还很少注意诱导抗性.This diauxie curve is ty...
In some ways, the official opening is a formality.从某些方面来说，正式的开幕仪式只不过是走个形式。Lillith's formality and seriousness amused him.利莉思的拘礼和严肃让他觉得好笑。It's a formality which we have to go through.它是我们必须办理的一项手续....
现有一本发了霉的史料, 是用很糟糕的拉丁文写的.There is a musty chronicle, written in tolerable Latin.图11概括了链孢霉的生活史.The life cycle of Neurospora is shown in Fig 1.1.我看上一间又低,又小,又霉的的东房,这是在云霖的隔壁一家叫大元的公寓里.I've selected small mouldy room with ...
Chaucer wrote in the late mediaeval period.乔叟写作的时代是中世纪末.These are all extracts from Chaucer.这些都是乔叟诗抄中的精萃.Chaucer flourished at the end of the 14 th century.乔叟在14世纪末享有盛名....
清早给予了他俩超越凡人的充沛精力和清白无邪.The morning gave them both a freshness and innocence above human.霹雳熔化了赫拉克勒斯身上的凡人的部分.The thunderbolts had consumed Heracles'mortal part.每个凡人的经历是那么不尽相同!What an extraordinary situation is that of ...