His arm was cut very badly by the fan blade.
他的手被电风扇的扇叶严重割伤了。
The flywheel has a miter joint with the two end planes of the fan blade.
所述的飞轮与风叶轮两端面采用斜面贴 合。
The flywheel is provided with the locating spigot round of the fan blade.
所述的飞轮上设有风叶轮的定位止口圆。
The fan blade adopts fortifying fiber plastics (FRP), the blower fan transmission system is safe and reliable, and has special accident preventive actions.
风机叶片采用增强纤维塑料(FRP)材质，风机的传动系统安全可靠，有专门的事故预防措施。
Also, the utility model utilizes the mosquito phototaxis and the attractive force of the fan after the fan rotates to bring the mosquitoes into the fan blade to kill.
利用蚊虫向光特性和电扇旋转后的吸引力将蚊虫引进扇叶内杀灭。
The display unit comprises a flexible circuit board matched with the shape of the curved surface of the fan blade, and a luminous element arranged on the flexible circuit board.
所述显示单元包括与扇叶叶片曲面形状适配安装的挠性电路板及设于所述挠性电路板上的发光元件。
Some factors in the practical production were also considered, the die casting technology and main parameters were analyzed, consequently requirements of reasonable design of the fan blade transmissi…
同时考虑到实际生产上的因素，对压铸工艺和主要参数进行分析，从而达到对风叶传动盘的合理设计的要求，设计出相应的模具。
GE says it has shaved 136kg, or 3%, off the weight of an engine that propels the Boeing 787 using a ceramic-composites fan case and blade, a world first.
通用电气表示，他们成功地将发动机重量减轻了3%，约136千克，此举促使波音787世界首次使用合成陶瓷风扇机箱和涡轮叶片。
The working principle and key parameters of the blade separator were introduced, and tests on the performances of adding the separator on the contra-rotating axial flow fan were carried out.
介绍了叶片分离器的工作原理和关键参数，并对加装了叶片分离器的对旋轴流风机进行了性能测试试验。
Geometric characteristics for blade aerofoils during fan design, superposed aerofoils by analytic method, and the method to set up aerofoil circumference equation method are described.
阐述了风机设计中叶片翼型的几何特性、用解析方法叠加翼型，以及建立翼型周线方程的方法。
There was a blade of an electric fan on the floor.
地板上有一片电扇的叶片。
Wide-chord hollow fan blade is the trend of future development.
宽弦空心风扇叶片是未来风扇叶片的发展趋势。
The severe safety accidents are induced because the fatigue cracks in fan blade of the aero-engine generally result in the malfunctions of the engine components.
航空发动机风扇叶片常常因为疲劳裂纹而引起整个结构的损坏，导致重大的安全事故。
The result is that from inlet to outlet of the blade channel, Axial fan blade effected on air flow is a gradually changed process of energy transmitting.
结果表明，从叶道的进口到出口，轴流通风机叶片对气流的作用是一个渐变的能量传递过程。
The method of performance prediction for multi-vane centrifugal fan with variable blade angle is presented.
在试验基础上提出了多叶通风机变叶片安装角性能计算方法。
Erosion of the blade by the solid particle of the smoke and gas is the major problem of axial flow fan, which may make axial flow fan reduce power and even stop working.
轴流式引风机的失效形式主要表现为烟气中的固体颗粒对轴流式引风机叶片的冲蚀磨损，轴流式引风机叶片的失效会导致出力效率降低甚至停机。
Load distribution of axial fan along to the blade and blade height is put forward according to dynamic design method of quintic equation.
提出了轴流通风机沿叶片叶高的载荷分布，按五次方流型设计的方法。
Based on the recent theory, the performances of multi-blade centrifugal fan are studied by prototype experiment and CFD simulation.
结合现有的经验理论，通过原型实验及CFD模拟，对多翼离心风机特性进行了研究。
Please do not touch the blade with the push and never bring the fan with lead wire, the bearing and lead wire may be damaged.
请勿触压着叶片以及电源线绕着风扇或用力拉扯电源线，如此轴心与电源线将会被损坏。
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。
The paper summarizes mainly the research and control of pneumatic noise of local fan, the sonic model of isolated blade wheel and the control method of noise in home and foreign countries.
文章主要综述了国内外对局部扇风机气动噪声的研究与控制方法，对孤立叶轮的声学模型及其噪声控制方法。
In addition, the pressure and velocity in cooling fan flow field are analyzed and the relations between flow rate, rotation speed, blade number and aerodynamic noise of cooling fan are studied.
同时，对风扇流场的压力和速度进行分析；研究了风扇流量、风扇转速、扇叶数和气动噪声相互之间的关系。
The measurements show that the airfoil blade fan prevails over the plate one in the aspects of total pressure efficiency, stable operation range and high efficient operation range.
试验结果表明机翼型叶片在全压效率、稳定运行范围及高效运行范围比相应的板型叶片具有优越性；
The method of main element analysis is used. A comprehensive evaluation method of performance for multi-blade centrifugal fan in air conditioner is given.
采用主成分分析方法，提出了一种空调器多翼离心通风机性能的综合评定方法。
The machine unit is made up of charging bucket, stepped gear, pulverizing knife, gear ring, pulverizing motor, discharging port, fan blade, aggregating box, dust collection box, etc.
该机由加料斗、分级轮、粉碎刀片、齿圈、粉碎电机、出料口、风叶、集料箱、吸尘箱等部分组成。
The motor is characterized in that a revolution surface circling around the rotating shaft is connected with an axial outer end of the inner fan blade.
其特征在于，所述内风扇叶片的轴向外端连接于一环绕所述转轴的回转面。
The blade tip eddy in axial fan without external duct is observed and caught during experiment.
实验中观测并捕捉到了无外风筒时轴流通风机内的叶尖涡。
A regular blade turbine operates by transferring kinetic energy from the moving fluid to the turbine fan blades.
一般涡轮叶片的运作靠流动液体动能转移到涡轮扇叶片。
The blade pattern and sample structure of the axial fan are briefly introduced.
简介了轴流通风机叶片型线及样板结构。
The blade pattern and sample structure of the axial fan are briefly introduced.
简介了轴流通风机叶片型线及样板结构。
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