本文主要研究手性模板作用下的光环合反应的立体选择性。
The aim of this research is to study the stereoselectivity of photocyclization reaction in the act of chiral template.
利用有机基质的模板作用能仿生合成出性能优异的新型无机材料。
Using the templating of the organic matrix, the new inorganic materials with excellent properties can be prepared by the biomimetic synthesis.
许多分子能与核酸发生相互作用,破坏其模板作用,使核酸链断裂,进而影响基因调控和表达功能。
Many small molecular can interact with nucleic acid, make it rupture and affect the gene's function of adjust, control and expression.
通过合理选择胶合板类型规格,科学确定模板作用荷载,准确进行模板支撑件间距,对拉螺栓设计与相连接中计算,加强现场施工管理,以保证这类模板的经济、合理安全使用。
For the sake of economy and safety, it is very important to choose the specification of glued formwork, confirm loads of formwork, calculate bolts, and enhance management of construction site.
这个空样式表使用了所有缺省模板规则,其作用是将所有标记从XML文件中剥离。
The null style sheet USES all default template rules, with the effect of stripping all markup from any XML file.
这个空样式表使用了所有缺省模板规则,其作用是将所有标记从XML文件中剥离。
The null style sheet uses all default template rules, with the effect of stripping all markup from any XML file.
模板覆盖方式的一个重要特性就是他们可以只对那些指定的页面起作用,这使得模板覆盖具有很高的灵活性。
One important feature of template overrides is that they only affect Menu Items that use a specific template. This is what makes them so flexible.
创建一组线框模板在设计和开发过程中起了帮助作用,并能在做调试和系统更改时节省时间。
Creating a set of wire frame templates AIDS in the design and development process, as well as making debugging and system changes easier over time.
HAR1编码的是一小段RNA(一种分子,往往在DNA翻译成蛋白质的过程中起模板的作用),据推测,该段RNA对神经系统发育具有某些直接的功能。
It codes for a bit of RNA (a molecule that usually ACTS as a template for translating DNA into protein) that, it is speculated, has some direct function in neuronal development.
供所有人所遵循和使用的额外的标准和模板能够提供一致性,但是无法鼓励交互作用。
Additional standards and templates to be followed and used by all can provide consistency, but don't encourage the interaction.
使用模板可以创建新的工件以节省时间,因为它降低了冗余工作量,这些工作用作生产新工件中的相同内容。
Using templates to create new artifacts saves time by reducing the amount of redundant work that's involved to produce the same initial content in new artifacts.
我想强调的是如果创建了自定义扩展点并且提供了模板,则它将对用户起到帮助作用。
I just want to stress that if you created a custom extension point, it would help your users if you provided a template for them.
这种模板的作用是鼓励以半结构化的方式捕捉原文需求,以便分析师人员以后能够使用它们。
The intent of this template is to encourage the capturing of textual requirements in a semi-structured way, such that analysts may later work with them.
有专家称,这些披著“方便社交外衣”的大大小小的社交网路正是以帮助网民交朋友的名义生存,但是他们的存在的效果与现实大大相反,科技反而隔绝了现实生活,网路社交网站是现实世界的一个“十分蹩脚”的模板,绝对不能代替现实世界的作用。
She argues that, under the illusion of allowing us to communicate better, technology is isolating us from real human interactions in a cyber-reality that is a poor imitation of the real world.
模板语句有副作用。这正是用户输入更新应用状态的方式。否则,响应事件就没有什么意义了。
A template statement has a side effect. It's how we update application state from user input. There would be no point to responding to an event otherwise.
在言语类比推理中,则是视空间模板中的空间成分起主要作用。
And for verbal analogies, the spatial component of visuospatial sketchpad has main effect.
本文总结了目前提出的可能的模板剂作用机理,并加以分类讨论,以对分子筛合成过程提供指导。
The possible mechanisms of the effect of the templates on the formation process have been summarized in order to guide the later studies.
目的:观察隧道开放式模板在牙种植手术中的作用。
PURPOSE: To observe the effect of orbital dental template with part-opening channels used in dental implant surgery.
论文共分为以下几个方面:音系模板、韵核系统、首音系统、成分间作用和音调系统。
The discussion is divided into the following aspects: the phonological template, the nuclear system, the onset system, inter-constituent interaction and the tone system.
介绍了滑升模板技术的应用历史、使用原理、构造及各部分的作用。
The history, the principle and the formation of the slippery rise template construction technique are introduced.
同语音环和视空间模板相比,中央执行在儿童算术认知加工中的作用显得更为关键。
Compared to the phonological loop and the visuospatial sketch pad, the central executive may have a key role in childrens arithmetic cognition.
模板体系的选择合适与否,对保证混凝土的几何尺寸,保证工期,降低成本起着重要作用。
Reasonable form system plays an important role in ensuring physical dimension of concrete and reducing time limit and engineering cost.
本研究针对于现今研究的空缺,探讨工作记忆系统中的语音环路和视空间模板在同底数幂比较大小运算中的参与作用。
This study was to explore the role of the phonological loop, the visuospatial sketch pad in the comparison of the same base powers.
讨论了模板剂在分子筛合成过程中的选取和作用机理,模板剂对分子筛孔道大小的影响及结构取向作用。
The choice of right template, the mechanism of tem- plate, the structure-directing role of template and its effect on the pore size of titanosilicate sieves are also discussed.
模板具有固定模具和运动导向的定位基准作用,其结构和受力比较复杂。
The platens of injection moulding machine have the roles of fixing moulding and guiding motion benchmark, they also have rather complex structure and force condition.
利用改良的SDS法提取DNA效果很好,RAPD反应时,DNA模板中RNA对扩增结果无影响,SDS、氯仿、异丙醇等小分子物质对扩增结果有干扰作用。
The modified SDS method which was used to extract DNA got good results. During RAPD , RNA in the DNA template had no effects on the amplification results.
第二,研究者对语音环路和中央执行系统的作用进行了较深入的研究,但常常忽略视空间模板的作用;
Secondly, researchers paid more attention to the role of phonological loop and central executive system, and the role of visual-spatial sketch pad were often overlooked.
第二,研究者对语音环路和中央执行系统的作用进行了较深入的研究,但常常忽略视空间模板的作用;
Secondly, researchers paid more attention to the role of phonological loop and central executive system, and the role of visual-spatial sketch pad were often overlooked.
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