1·Then layout and work out the cutting trace of impeller blade.
然后根据叶片的造型方法规划和求解叶片的数控加工轨迹。
2·Therefore, NC manufacture of impeller blade is the most important.
所以叶轮数字化制造主要是叶片的数字化制造。
3·Modal analysis is a very effective method for the study of vibration characteristic of impeller blade.
对叶轮叶片振动特性进行研究，模态分析是一种十分有效的方法。
4·When a specimen wedges around the impeller during a run, stop the test , and clean the impeller blade as directed in 10.2 .
当试样被固定在高速搅拌器周围时，停止实验，并清理高速搅拌器的叶轮，如同10.2。
5·To testify the application of the hydraulic model library, doing the design of the similar transformation of the impeller blade, and attaining the satisfied result.
作为水力模型库的应用验证，进行了叶轮叶片的相似换算设计，获得了令人满意的设计结果。
6·A new method of nc programming for impeller blade is introduced. It was proved that the method was very useful and credible by machining. The method improved the roughness and machining efficiency.
文章提出一种螺旋桨叶型数控加工编程新方法，通过实际加工证明其实用可靠，而且大大提高了表面加工质量和加工效率。
7·Under the same impeller outlet speed, the flow speed of blade diffuser is faster than the vaneless one. The average flow field at impeller outlet trends to uniform.
在相同叶轮出口速度下，叶片扩压器比无叶扩压器中气流速度下降迅速，叶轮出口处平均流场趋于均匀。
8·Currently, determination of compressor blade number is mostly base on experimental formula. The effect of Impeller with different blade number on flow field lacks of quantitative analysis.
目前离心式压缩机叶片数目的确定主要根据经验公式，同一叶轮取不同数目的叶片对叶轮内部流场的影响缺乏定量的分析。
9·Experimental results show that the trajectory of particles with large mass will be close to the pressure surface of blade in the centrifugal impeller.
试验结果表明：质量大的颗粒，在离心泵叶轮中，其轨迹总是趋向叶片压力面。
10·The method to construct the blade surface of developable impeller of vehicle turbocharger is investigated.
针对车用涡轮增压器压气机叶轮，研究利用可展直纹面构造叶片曲面方程的方法。