三叶式
三叶式
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三叶式后掠桨用于悬浮聚合时的搅拌特性和设计原则
Stirring characters and design philosophies of three-bladed helical agitator in suspension polymerization
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机翼式设计、一体成型的三叶式铝铸风叶,其排风功效比冲压成型的钢制风叶高出许多;
The aluminum propeller which is molded in one body with airfoil design , its exhaust wind is much higher than steeliness propeller that is stroke out and molding .
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三叶推进桨式搅拌器
The whirl of the propeller blades three-blade marine type propelle agitator
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顶伸式螺旋桨搅拌器三叶推进桨式搅拌器
Top entering propeller agitator
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对于超低水头水电站应优先选用三叶片贯流式水轮机。
As to ultra-low head hydropower stations , it is preferable to select three-blade tubular turbines .