水碾 meaning in English

water-powered roller (for grinding grain)

Through a field work of the gandong water stone roller in rongshui county guangxi , this article describes the discovery of the gandong water stone roller and its basic structure , then analyses its history , making as well as its function at the miao people ' s stockaded village
摘要通过对广西融水县杆洞乡现存水碾的实地调查，描述了笔者如何发现杆洞水碾及水碾的基本构造，最后分析了水碾的历史、制作及其在苗寨中的作用。