method of performance coefficient
method of performance coefficient
性能系数法
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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To increase the head of bulb turbine, it is necessary to improve the runner blade design method and design high head bulb turbine with good energy and cavitation coefficient performance high.
欲提高贯流式水轮机的使用水头，应改进转轮叶片的设计方法，以设计出能量和气蚀性能良好的高水头贯流式水轮机。
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