angle blade

Owing to the large inlet and outlet angle of blade and short flow passage, the flow field in an impeller of forward-curved multi-blade centrifugal fans was very complex.

前向多叶离心风机广泛应用于空调系统。由于该风机叶片进出口角大、流道短，叶轮内部气体流动非常复杂。

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A new measuring way different from the traditional deducting method for the angle of blade pitch was proposed based on high-speed camera and image processing.

提出了一种与传统桨距角递推算法不同的基于高速摄影和图像处理的桨距角测定方法。

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Distribution pattern of flow fields in axial flow runner obtained by the simulation can be used to understand true flow phenomena and improve design, and established pressure variation curve in wrapping angle of blade.

分析了转轮内部流场分布规律，建立了叶片表面压力在包角范围内的变化曲线，有助于认识转轮内真实流动现象，为改善设计提供可视化数据支持。

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The paper proves that the error caused by the operator when adjusting cutting head angle, blade angle and grinding system will have influence on cigarette rod cutting quality;

本文分析了在调整刀盘角度、切刀角度、磨削装置过程中，由于操作者所带来的误差（测量误差）对烟支切割质量的影响；

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An investigation on the ranges of helical lead angle of blade roller of fleshing machine

去肉机刀辊螺旋角大小的研究去肉机刀轴挠度计算的理论探讨

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This paper studies the turbine flow meter in water valve from the following aspects: guide vane, blade shape, blade angle, blade number, and top clearance of the impeller.

本文将从叶轮前后导流件、叶轮叶片形状、叶片倾角、叶片数目、叶轮顶隙大小等几个方面对涡轮流量传感器进行设计研究，确定传感器的结构和几何参数。

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The results show that forward skew angle of blade has obvious effect on aerodynamic and aeroacoustic performance of axial fan.

实验结果显示，弯角的大小对于轴流风扇的气动和声学特性参数均有显著的影响。

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Then, the BP neural network was employed for prediction of the relationship of lift head and efficiency-performance index with the flow rate, the angle of blade installation, etc.

以某轴流泵试验数据为样本，BP人工神经网络为工具，对轴流泵模型进行了泵扬程及效率性能指标与流量、叶片角度等相关因素间的性能预测研究。

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The analysis results showed that the ECR helicopter had good trim and control characters, and pre-index angle and blade root spring stiffness had distinct effect.

结果表明，电控旋翼直升机具有与常规直升机类似的配平和操纵特性，桨叶预安装角和桨根扭簧刚度这两个参数对其影响显著。

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