floating cardan shaft

例句：

1. 1.The engineer designed a new floating cardan shaft for the machine.
   工程师为机器设计了一种新型的浮动卡丹轴。
2. 2.The manufacturing process of the floating cardan shaft is very complex.
   浮动卡丹轴的制造工艺非常复杂。
3. 3. The new design of the floating cardan shaft has greatly improved the machine's performance.
   新型浮动卡丹轴的设计大大提高了机器的性能。