单词查询

hydrogens

释义

网络释义: 小痴;

例句

Methylation, the addition to a base of a group of three hydrogens and a carbon atom, is one way in which genes are regulated.
甲基化就是在一个碱基上加上一个由三个氢原子和一个碳原子组成的基团。它是一种基因调整的方式。
Group II: A Group I base oil bombarded with more hydrogens to take more impurities out of it.
第二组:A第一类基础油的轰炸更氢采取更多的杂质了。
As the star shine intensified, it eventually stripped electrons from the hydrogens , ionizing the atoms.
一旦星光增强,氢原子中的电子最后就会被打掉,形成离子。
Compound that can be considered a derivative of ammonia in which one or more hydrogens are replaced by a alkyl or aryl groups.
化合物,可以被视为演绎中氨的一个或多个氢原子是由烷基或芳基取代。
For outdoor use, the B part composition is preferably free of tertiary hydrogens, ether glycols and terephthalic acid residues.
对于户外用途,该组合物B优选不含叔氢、醚二醇和对苯二甲酸残基。
Those that are aligned in the place are called equatorial hydrogens.
The other two activated hydrogens still can take place mannich reaction with amine and formaldehyde.
余下的两个活性氢位置仍然能与胺类、醛类发生曼尼期碱的缩合反应。
As is known to all, water is composed of two hydrogens and one oxygen.
众所周知,水是由两个氢原子和一个氧原子构成的。
In hydrogen fluoride, the problem is a shortage of hydrogens.

单词卡片