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....
He ignores the traditional Christian dualism between body and soul.他无视传统基督教的肉体与灵魂的二元论。There have been various attempts to remove this dualism, or make it more palatable.人们曾作出各种努力来消除这种二元论, 或使它更合乎口味.It leaves us with a dua...
不久它被氯仿所代替.It was soon replaced by chloroform.用氯仿将有机质提取出来并称重.The organics are extracted with chloroform and weighed.毫无疑问,氯仿是含碳?卤键的最重要的化合物之一.Without doubt chloroform is one of the most important compounds containing a carb...
骆驼是载重的牲畜.The camel is a beast of burden.SUV被设计为具有很大的引擎,因为他们天生就是用来载重的.SUVs are designed with large engine because they are meant to carry heavy loads....
病毒在它的等电离点以上时带负电荷.A virus is nigatively charged above its isoelectric point.本文作者与克尔马克尔正在同时试验巨型电离室.The author , in parallel with Krcmar , is experimenting with giant ionization chambers.所有的原子和分子系统都受光致电离和光致离解的影响.All the ato...