以下为句子列表：
英文: Abstract: The design scheme, construction and paramete rs of the grinding device used to repair the plane deformation of stay ring of hydro turbine at the power station are introduced, and the design gist of the grinding head system is presented.
中文: 文摘:介绍了用于修磨水轮机座环平面变形的专用修磨设备的设计方案、结构、参数及磨头系统的设计要点。
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