4.2.7 Bottom Ring

所属栏目：水轮机与水泵专业英语

4.2.7 Bottom Ring

This is located at the bottom of the turbine guide vanes between the stay vane ring andthe draft tube, as shown in Fig.4.8. It has an upper annular ring with an external diameterequal to the internal diameter of the stay vanes ring and a lower annular por ......（本文共 478 字 , 1 张图）     [阅读本文] >>


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