unnotched type bearing

例句：

1. 1.The new machine uses an unnotchedtype bearing to reduce friction.
   这台新机器使用了无缺口型轴承来减少摩擦。
2. 2.The engineer carefully selected the unnotchedtype bearing for its durability.
   工程师仔细挑选了无缺口型轴承，因为它的耐用性。
3. 3. The constructionof the bridge used a specialunnotched type bearing to supportheavy loads.
   这座桥的建设使用了一种特殊的无缺口型轴承来支撑重载。