radiator outlet fitting

例句：

1. 1.The car's radiator outlet fitting is damaged, which affects the engine's cooling system.
   汽车的散热器出口配件损坏了，这影响了发动机的冷却系统。
2. 2. The mechanic replaced the radiator outlet fitting with a new one.
   机械师用一个新的散热器出口配件替换了旧的。
3. 3. The car's performance was significantly improved after the radiator outlet fitting was fixed.
   散热器出口配件修复后，汽车的性能得到了显著提升。