✔ 最佳答案
The 52x 32x 52x speeds are the maximum possible write speeds. The drive will not maintain that over the entire CD.
Still you should be ripping a CD pretty quickly, probably in a few minutes.
As iTunes rips the tracks it has to encode them into the iTunes compressed format, it may be that you are filling the read buffer quickly, and then iTunes is CPU limited in how fast it can take the data to encode and compress it.