Complex sentence: For instance, the Junkers Jumo 004 from World War II had an overall pressure ratio 3.14:1, while the immediate post-war SNECMA Atar improved this marginally to 5.2:1.
Split into simpler sentences: For instance, the Junkers Jumo 004 from World War II had an overall pressure ratio 3.14:1. The immediate post-war SNECMA Atar improved this marginally to 5.2:1.