A small crane for rail replacement at Hua-Lien Station.

Based on the research and summary of great amount of literature, the status and development of on-line measurement technique for steel rail production at home and abroad are comprehensively introduced.

通过对大量文献的研究和总结，综合地介绍了国内外钢轨生产中在线测量技术的现状和发展。

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"why rail at fate? the mischief is your own" (john greenleaf whittier).

“为什么要抱怨命运呢？错过在于你自己”（约翰·格林利夫·惠蒂埃）

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although in traditional two-dimensional design work, we need to demonstrate a kind of four-dimensional dynamics experience. space limitations in graphic design have been more and more broken.

现代设计中，混合媒体的使用越来越多，即使是传统的二维平面作品，也需要表现出四维空间的动态感，平面设计作品中的空间局限性被越来越多地打破了。

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he expanded the four-dimensional boundaries of space and research of the modern aesthetic and artistic philosophy, more importantly, is his understanding and interpretation of art. art has always been the object of appreciation by the people, and the object of serving human.

他拓展了现代美学和艺术哲学的四维空间和研究疆域，更重要的是他对艺术的理解与阐释，艺术历来是被人们欣赏的对象，是为人服务的客体。

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the compactification of the seven-dimensional einstein-maxwell theory into four-dimensional minkowski space m4 × s1 × s2 is found to be stable.

7维爱因斯坦－麦克斯韦理论紧致到4维闵可夫斯基空间（M4）×S1×S2，没有发现有快子，因此可认为这是稳定的。

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the several characteristics of the modulation techniques in the course communication principles are analyzed, and how to use the method named as four-dimensional thinking space in teaching practice is discussed.

本文首先分析了通信原理课程中调制技术的特点，然后讨论了如何在教学实践中运用四维思维空间法。

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the unicode ccs utilizes a four-dimensional coding space of128 three-dimensional groups.

Unicode编码字符集利用了一个由128个三维的组构成的四维编码空间。

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the forced vibration of pendulum is described by four-dimensional phase space and the fourth order autonomous ordinary differential equation.

本文用四维相空间和四阶自洽常微分方程描写了单摆的受迫振动。

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four-dimensional thinking space for modulation in communication principles

通信原理中调制技术的四维思维空间

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super-complex and unit ball of four-dimensional complex space

四维复空间的超复数和单位球

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lastly, i propounded a simulation display method based on nurbs surfaces for showing the connection of hyper curved surfaces in four-dimensional space. the method realized g' and g2 connection, in other words it realized the continuity of the cutting surface, main curvature and direction.

最后，提出了基于NURBS曲面的四维超曲面拼接的模拟显示的方法，实现了G~1和G~2拼接，即实现了切平面及主曲率、主方向的连续。

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based on the definitions of three fixed centres in a four-dimensional space, a three-dimensional solution of the problem of three fixed centres is presented, which develops the plane solution of the problem.

本文对三个不动中心问题的平面解作进一步发展，通过对三个不动中心在四维空间中的定义得到三个不动中心问题的三维解。

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study on the oblique dimetric projection of the hyperconical surface in four-dimensional space and its orthographic projections upon the four three-dimensional projection spaces

E~4中二次锥型超曲面立体图及其在三维投影空间正投影图的研究

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in the course of appreciating two-dimensional graphic design work, the multidimensional space mentality feeling in audiences' mind, turn into a true sense of virtual four-dimensional space.

在欣赏传统二维平面媒体作品过程中，观众心里所产生的多维空间的心理感受，现在变成了真正意义上的虚拟四维空间。

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all the cultural classics in the history of mankind are the historical relics unfolding in the far-stretching four-dimensional space.

人类历史上所有的文化经典都是在绵延无尽的四维时空中展开的历史流传物。

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with the development of low carbon economy, low carbon audit is getting more and more attention.

随着低碳经济的发展，低碳审计受到越来越多的关注。

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have you faced any difficulties in conducting carbon-audit in your company?

贵公司进行碳审计时有否遇到困难？。

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the development of britain's low carbon audit started earlier and provides experience for us.

英国的低碳审计发展较早，为我国提供了借鉴经验。

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do you know the details on carbon audit guidelines?

你是否认识香港碳审计指引？

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how often do you think to perform the carbon audit is suitable?

你认为要碳覆核时期为多够才合理？

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