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The section shape of spiral blade of fan is drawn according to the calculated width of blade.
根据计算出的叶片宽度,画出螺浆式风扇叶片的截面形状。
youdao
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The section shape of spiral blade of fan is drawn according to the calculated width of blade.
根据计算出的叶片宽度,画出螺浆式风扇叶片的截面形状。
youdao