radial bearing的用法和樣例：
例句
- The radial and thrust bearings are permanently lubricated.
徑向軸承和止推軸承都是終身潤滑。 - The design principles and the optimum range of the new aerodynamic foil journal bearing with elastic support and self-acting gas bearing cryogenic turboexpander were obtained.
歸納總結了彈性支承箔片動壓氣體徑向軸承的性能特點和最優設計原則，並提出了全動壓透平膨脹機的設計準則。
