propeller shaft slip joint 传动轴滑动接头
propeller shaft slip 螺旋桨轴伸缩节
propeller slip
螺旋桨滑
以上为机器翻译结果，长、整句建议使用 人工翻译 。
There must be one or more universal joints to permit variations in the Angle of drive. there must also be a slip joint that permits the effective length of the propeller shaft to change.
一个或几个万向节来适应传动角度的变化；一套伸缩花键，能够改变传动轴的现有长度。
youdao
应用推荐
模块上移
模块下移
不移动