Space isomeric molecular model is a key content in the teaching of organic chemistry.

A key problem of oilfield data integration is that data cannot be exchanged among isomeric databases.

异构数据库之间不能流畅地交换数据是油田数据集成的主要瓶颈之一.

Data warehouse ( DW ) can homogenize isomeric data and has a complex analysis function.

现有的基于数据库系统的水环境质量评价系统面向的对象单一,分析功能弱.

It realized the isomerism form to have the auto-adapted wireless sensor network long-distance information monitor.

实现了异构形式的具有自适应性的无线传感器网络远程信息监测系统.

The team'stereoisomerism " however, is generally restricted to mirror image isomerism.

然而 “ 立体异构”一词通常只限于镜象异构.

Advances of the cis-trans isomerism in a molecule are summarized in this paper.

总结了分子中存在的顺 反 异构化过程及其机理,包括光致异构化、热致异构化和催化异构化.

SBOS can improve immunity function about cell immunity, un-special isomerism immunity and body fluid immunity obviously.

SBOS对小鼠细胞免疫 、 非特异性免疫、体液免疫有明显的促进作用,可全面提高机体的免疫功能.

A rather more complex case is that of steric isomerism.

更复杂的情形是立体异构问题.

The sterane isomerization maturity parameter alkylphenanthrene index indicate that the maturity of oil sand is low.

甾烷的异构化成熟度参数、甲基菲指数均显示油砂成熟度低.

The relationship between acid amount of the catalysts and activity of the isomerization of 1-betene was linear.

催化剂的酸度与丁烯-1异构化活性呈线性关系.

The commercial results showed that the catalyst possessed high isomerization activity, selectivity and stability.

工业标定结果表明:催化剂的异构化活性高, 选择性和稳定性好.

Applications of isomerization in phosphorus pesticide synthesis were briefly reviewed in the paper.

简要介绍了异构化在有机磷农药合成中的应用.

A method to prepare conjugated linoleic acid by alkali-catalyzed isomerization of sunflower oil was studied.

研究了以葵花籽油为原料,水为溶剂,氢氧化钠为催化剂合成共轭亚油酸的方法.

Can it be resolved into optical isomers?

这能离析为旋光异构体 吗 ?

Such molecules are known as enantiomorphs or optical isomers.

这种分子被称为对映结构体或旋光异物体.

Asymmetric synthesis : Chemical reaction by which unequal amounts of two product isomers are formed.

不对称合成法: 在化合物中形成两种不等数量的同分异构体的化学反应.

Isometric drawing is much simpler than perspective drawing.

等角图较透视图简单得多.

Basic CAD drawing competent of isometric piping drawing and simple spare parts.

基本的CAD管道和简单零件的绘图能力.

Although there are many superiorities in isometric profile connection , machining isometric profile shaft annoys us.

等距型面轴联结具有很多优越性,然而对等距型面轴的加工一直困扰着我们.

Isometric drawing has been used in home construction by the author, and the good obtained.

笔者在国内施工时也采用单线图, 效果良好.

It's intresting that after tanned with phosphonium salt the isometric point goes down firstly, then up.

但是膦盐鞣剂鞣制过后皮胶原的等电点却是先降低后升高.