Additionally, two parameters which influence the performance of the half-guide-vanes diffuser are discussed further, namely, are the height of vane h and the parameter R3/R2 of vaneless segment.

• 除此之外，进一步对影响半高导叶扩压器性能的两个参数，即叶高 和无叶段径向参数 分别进行了深入探讨。