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经营范围
发明名称
摘要
<p>Rotatable blades are tuned by forming a plurality of ribs on concave air foil surfaces of the blades adjacent trailing edges in longitudinal alignment with the fluid flow.</p>
申请公布号
JPS5618764(B2)
申请公布日期
1981.05.01
申请号
JP19780006288
申请日期
1978.01.25
申请人
发明人
分类号
F01D5/14;F01D5/16
主分类号
F01D5/14
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代理人
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地址
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