drag ring造句

例句与造句

1. An approach to lessen this limit is the addition of drag rings to the rocket nose.
2. Other changes included an R-1340-35 enclosed in an anti-drag ring.
3. The drag ring went a long way toward making the Mark 13 a reliable torpedo, but underwater performance still called for improvement.
4. The first effective drag reducing cowling that didn't impair engine cooling was the British Townend ring or " drag ring " which formed a narrow band around the engine covering the cylinder heads, reducing drag.
5. The CalTech study led to the development of " drag rings " that slowed and stabilized the torpedo in flight and cushioned its impact with the water and " shroud rings " ( also known as the " ring tail " ) that reinforced the vulnerable tail fins.
6. It's difficult to find drag ring in a sentence. 用drag ring造句挺难的