通过对契贝谢夫多项式性质的研究，得到了契贝谢夫多项式与鲁卡数的平方和的一组恒等式。
By Studying the properties Chebyshev polynomials, Some identities of Chebyshev polynomials and Lucas Numbers are obtained.
这些子级上安装了瓦·彼·格鲁什科设计的四推力室主发动机和谢·帕·科罗廖夫设计的用来控制推力矢量的新型姿态控制发动机。
The main four-chamber engines designed by V. P. Glushko and new control engines from s. P. Korolev for controlling the thrust vector were installed in these units.
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