“转数”怎么读？

不锈钢转数设备可用来加工批量大的料.The stainless drum may be used to make larger batches.放置在涡流中的涡流笼圈计数出涡流源的转数.A vortex cage located in the vortex counts the revolutions of the vortex pool.确定了获取最小叶片转数的条件.The condition for obtaining the mi...

“转数”的英语可以翻译为：evolution，convolution ...