Complex sentence: Traditional preparation for short draw spinning is combing, as combing requires the long stapled fibers preferred for the short draw technique, and it also leaves the fibers parallel, which is a characteristic of short draw spun yarns.
Split into simpler sentences: Traditional preparation for short draw spinning is combing, as combing requires the long stapled fibers preferred for the short draw technique. Combing also leaves the fibers parallel, which is a characteristic of short draw spun yarns.