number of blade meaning in English

桨叶数

[ 8 ] flow rate exponent of the impeller for the different number of blades approaches to 1
( 8 )不同叶片数叶轮的流量切割指数大体上趋于定值，约为1 。
[ 6 ] head exponent of the impeller for the various number of blades changes when viscosity increases
( 6 )随着粘度的增大，不同叶片数的叶轮扬程切割指数发生变化。
[ 7 ] power exponent of the impeller for the different number of blades changes when viscosity increases
( 7 )随着粘度的增大，不同叶片数的叶轮轴功率切割指数趋于定值。
[ 5 ] the influence of the number of blades on the affinity law of impeller trim for the centrifugal oil pump is obtained
( 5 )得到了叶片数对离心油泵叶轮切割定律的影响规律性。
The centrifugal oil pump of type 65y60 , finalized by the former ministry of machinery - building of china is used as a model , which is widely utilized in oilfields and refineries . the affinity law of impeller trim for the pumps at various viscosity and the influence of number of blades on the law have been thoroughly investigated by experiments
本文以油田和炼油厂常用的，机械工业定型产品65y60型离心油泵为研究对象，采用试验的方法，全面研究了不同粘度下离心油泵的叶轮切割定律和叶片数对叶轮切割定律的影响规律。