The author concludes by necessary inference that kinetic energy law is irrelevant to the selection of inertia reference system.
笔者经过必要的推导得出结论：动能定理与惯性参考系的选取无关。
This article expounds again whether the mechanical energy is in the uniform motion in a straight line, as the mechanical energy is conservative when the system is in the frame of earth reference.
本文针对系统相对于地球参照系机械能守恒时，在相对于地面作匀速直线运动的参照系中机械能是否依然守恒的问题进行了重新论证。
The model provides not only effective reference for designing blast furnace PCI system but also theoretical support for energy saving on Baosteel No. 4 blast furnace system.
这一模型的建立不仅对高炉喷煤系统的设计计算提供了有效的参考，而且还对现有的宝钢4号高炉喷煤系统的节能降耗给予了一定的理论支持。
This paper provided a reference for the research of the solar energy used in the regenerative system of the power plant, and had significance of engineering practice.
本文为太阳能在电厂回热系统中的应用提供了一定的借鉴，具有一定的工程实践意义。
Reference based on the research at home and abroad, developed a kind of the most efficient use of wind energy, excellent performance of the fan system for practical, large-scale overtaken ready.
在参考国内外研究的基础上，研制出一种能够最大效率利用风能，性能优良的风机系统，为实用化，大型化做准备。
Reference based on the research at home and abroad, developed a kind of the most efficient use of wind energy, excellent performance of the fan system for practical, large-scale overtaken ready.
在参考国内外研究的基础上，研制出一种能够最大效率利用风能，性能优良的风机系统，为实用化，大型化做准备。
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