Effect of impeller of different blade profile on the highest pressure point, optimum operating point, shape of pressure curve and efficiency of the fan were analyzed.
分析了不同叶片型线叶轮对风机的最高压力点、最佳工况点、压力曲线形状及效率的影响，同时探讨了风机不同叶片型线的工程实用价值。
Centrifugal pump characteristic curve on the efficiency of the highest point known as the design point, a pump at the point corresponding to pressure head and flow of work under the most economic.
离心泵特性曲线上的效率最高点称为设计点，泵在该点对应的压头和流量下工作最为经济。
The result indicated alfalfa′s stem point leaf protein extraction efficiency was the highest and was suitable for pure food processing to withdraw the precision work.
结果表明，紫花苜蓿的茎尖叶蛋白的提取率最高，适于纯食品的加工提取和精加工；
Centrifugal pump nameplate on the performance parameters shall be marked the highest point on the efficiency of the working condition parameters.
离心泵铭牌上标出的性能参数即为最高效率点上的工况参数。
Centrifugal pump nameplate on the performance parameters shall be marked the highest point on the efficiency of the working condition parameters.
离心泵铭牌上标出的性能参数即为最高效率点上的工况参数。
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