It is very useful to learn English well.
学好英语非常有用。
It is very useful to use a miniature reflex camera.
使用小型反光镜照相机很有用。
It is very useful to recite English sentences and passages.
背诵英语句子和短文非常有用。
It is very useful to recite English sentences and passages.
背诵英语句子以及短文非常有用。
It is very useful to sit down with pencil and paper at this point.
这种情况下，好好拿了纸笔坐下来是挺有用的。
It is very useful to classify demand factors into these categories.
将需求因素加以归类非常实用。
It is very useful to classify demand factors into these categories.
它是将需求因素加以非常有用。
When selecting computer hardware, it is very useful to remember a few principles.
在选择计算机硬件的时候，记住几条原则是很有帮助的。
We can have rice or pasta for launch, it is very useful to have some meat and vegetable.
午餐自己们吃米饭和面食都能够，关头要吃点肉和蔬菜。
As mentioned earlier, it is very useful to mash data from different sources into one feed.
正如前面提到的，把来自不同数据源的数据组合为一个feed是非常有意义的。
It is very useful to carry out the research of high-quality long-lasting phosphorescent glasses.
深入开展高性能长余辉玻璃的研究和应用开发具有重要的意义。
The modeling and rendering of sky are difficult problems in computer graphics, it is very useful to theory study.
天空的建模和渲染是计算机图形学领域的一个研究难点，对其研究有着重要的现实和理论意义。
It is very useful to analysis the affection of crown gear coupling and correspond axis by addition moment of bending in engineering.
对工程中分析弧形齿联接轴及其相应轴段所受弯矩的影响具有重要参考价值。
Flash evaporation is the main one of the seawater desalination techniques, at present, so it is very useful to study flash evaporation.
目前，闪蒸海水淡化是主要的淡化方法，所以对闪蒸海水淡化的研究具有较高的实用价值。
Even the picture with test results can be output as a picture or a report, it is very useful to publish paper and intercept photo paper.
并且可以将带有测试结果的图片输出为图片或报告，对于发表论文截取照片非常实用。
The hydrogeological test is the important part of the geological investigation, and it is very useful to the engineering design and construction.
水文地质试验是工程地质勘察的重要组成部分，对工程设计及施工具有重要作用。
Thus, in the primary project of the engine rotor system, it is very useful to predict the dynamic parameters which the flexible supports must have.
因此，在发动机轴系初步设计时，预先估计弹性支承应具有的动力特性参数是很有意义的。
Conclusion it is very useful to use MRI, image segmentation and 3-dimensional reconstruction techniques to guide the split-liver transplantation surgery.
结论利用MRI和图像分割以及图像三维重建技术指导劈离式肝移植手术，具有重要的临床意义。
For the sake of improving our country's wastewater process automation control level, it is very useful to do research on its model simulation and control strategies.
为了提高我国污水处理过程自动控制水平，研究污水处理过程的模拟及其控制策略非常有意义。
The key of reconfiguring a manufacturing cell is to have a reconfigurable control system, so it is very useful to study the control system of reconfigurable manufacturing cell.
制造单元重构的关键是要有可重构的控制系统，因此，对可重构制造单元控制系统进行研究具有较大的实际意义。
When monitoring or analyzing performance reports, it is very useful to correlate the reported performance with activities on the server side (through logs, traces, for instance).
当您在监视或者分析性能报告时，将报告性能与服务器端(例如，通过日志，追踪)联系起来是非常有用的。
It is very useful to explore the differences of face perception and language strategies in Chinese and Western cultures in order to avoid pragmatic failure in cross-cultural communication.
探讨和对比不同文化背景下面子观差异及言语策略，有助于人们在跨文化交际的实践中避免语用失误。
For successful cross-cultural communication and explanation of pragmatic misuse and communication failure, it is very useful to understand and master the basic opinions of the two theories.
理解这两个理论的基本框架，探讨关联理论与会话含意理论之差异，对于解释跨文化交际中出现的语用失误与交际失败现象，最终取得成功的交际有着十分重要的意义。
It concludes with a very useful summary of key points, with cross-references to where each key point is dealt with in the book.
它在结论中对要点进行了非常有用地总结，并标出了书中讲述每个要点的参照章节。
Algebra is not easy for everyone to learn, but it is very useful.
代数对每个人来说都不容易学，但它非常有用。
Life is very stressful nowadays, so it is useful for us to talk about how to cope with stress.
现在的生活压力很大，所以谈谈如何应对压力对我们很有用。
The Internet is very useful and it can offer plenty of information to us.
互联网非常有用，它能给我们提供大量信息。
The Internet is very useful and it can offer plenty of information to us.
互联网非常有用，它能给我们提供大量信息。
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