bearing enelosure

• 轴承油封

bearing enelosure的用法和样例：

例句

1. Oil may be forced out through the timing cover and rear-main bearing oil seals.
   机油会从正时齿轮盖和后主轴承油封处压出。
2. Install the new upper rear bearing oil seal with the white paint facing towards the rear of the engine.
   安装新的上后轴承油封，使白漆面向引擎后部。