cryogenic engine的用法和樣例：
例句
- Vacuum vessel seal structure used in the leak test of a liquid rocket engine turbopump is discussed.
論述了某型號液體火箭發動機渦輪泵高壓低溫靜密封檢漏試驗用真空室密封結構的設計問題。 - The advances in low temperature rheology of engine lubricating oils are illustrated,including some involved problems at present.
簡述了發動機潤滑油低溫流變學的進展情況，以及目前遇到的一些問題。
