成对的

Methods:Reviewing the literature of vertebral artery imaging with MRA and TCD in and abroad,then initially concluding and recapitulating.

复习国内外有关核磁共振及彩色多普勒对椎动脉成像的文献，作一初步总结，综述。

The symbioses between Rhizobium and legumes and between Frankia and certain tree species reduce atmospheric N2 to forms available to the plant.

根瘤菌与豆科植物，弗兰克氏菌与某些树种形成的共生关系可以把空气中氮气还原成对植物有效形态。

Holly :...and for us to get tans in our new bikinis.

荷莉：…而对我们来说，是穿上新比基尼，去晒成古铜色的时间到了。

In this situation the process control criteria should already have been defined, and can be transposed into requirements for the supplier of the outsourced process, if necessary.

在这种情况下，对过程控制所用的判别准则按理应该已经定义好了。如果有必要的话，就能把它转化成对承担该外包过程的供方的要求。

Waives the usual rule on previous ownership, possession, and use of your goods.

& （这个rule在这里不知道是翻译成&对。。。的支配，&还是名词&规定

It gives an overview of the theory of Activity Based Costing which forms the foundation of case study.

第三章为案例研究部分，将阐述案例公司对作业成本法的引进及发展。

The tick to the right of the Replace with box turns green.

替换成右边的对勾变为绿色。

The design of the MPF will improve the medium-speed coal mill design, during the design process, full use of three-dimensional design technology, a new approach to the design and analysis, to meet the needs of various sectors of the current rolling mill of the new requirements of devices.

本次设计将对MPF中速磨煤机进行改进设计，在设计过程中充分运用三维设计技术，以新的方式进行设计和分析，以满足当前各行业对磨煤机碾压装置的新要求。翻译的好了再加分。谢谢问题补充：翻译成英文的。谢谢

In chapter one, it compared letters with pictures and showed the importance of observation. In chapter two, it introduced the structure of human eyes and the course of vision. Chapter three introduced the basic key element of vision and the main theories of studying in vision aesthesia. In chapter four, it analyzed the principle of understanding the meaning of a figure according to the theory before, and analyzed the law of aesthetic. Then it explained how people feel the three-dimensional form and the movement, which have offered the theoretical foundation for creating more vivid image. It expounded the purpose and meaning of judging a visual figure in the fifth chapter, and introduced three general standards. It showed a method of judging the figure from different points of view in an example. Summarize to the full text finally, it point out the correct observation of vision image is one of the main ways for people's study, proposed the weak point of this text.

本文在第一章对文字与形象两类视觉信息进行了比较，提出了掌握形象观察方法的重要性；接着在第二章简单介绍了人眼的构造和视觉成像的过程；第三章分别介绍了视觉感知的基本要素和目前研究视觉的主要理论；在第四章，根据感知理论重点分析了人们识别、理解图形意义的原则，并由此归纳总结了形式美感产生的规律，提出了创造生动的视觉形象和构筑立体形象的规则和方法；第五章则阐述了对视觉形象进行评价的目的和意义，介绍了评价的三大普遍标准，针对人工形象提出了一套评价系统，并通过一个实例来说明评价系统的使用过程；最后对全文做出总结，指出正确的认识视觉形象是人们学习的主要途径之一，并提出了本文的不足之处。

Since Cu is used as a catalyst in the cycloaddition reaction between azides and alkynes in click chemistry based on Huisgen6s reaction

Since少量铜检测被用作在与叠氮和环加成反应的催化剂基于对Huisgen6s反应在点击化学炔

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。