stiff-shaft centrifugal compressor

例句：

1. 1. The new design of the stiff-shaft centrifugal compressorhas greatly improved its efficiency.
   新型的硬轴离心式压缩机设计大大提高了其效率。
2. 2.The engineers have been working on developinga stiff-shaft centrifugalcompressor for years.
   工程师们一直在努力开发一种硬轴离心式压缩机。
3. 3. The stiff-shaft centrifugal compressoris widely used in industries such as chemicaland petrochemical production.
   硬轴离心式压缩机广泛应用于化工和石化生产行业。