heavy ring segment

例句：

1. 1. The heavy ring segment isthe part of a gear that is responsiblefor transmitting torque.
   重环段是齿轮中负责传递扭矩的部分。
2. 2. Theheavy ring segment is crucial for the properfunctioning of the gear system.
   重环段对于齿轮系统的正常工作至关重要。
3. 3. The heavy ringsegment is made up of several teeth,each with its own unique shape and size.
   重环段由多个牙齿组成，每个牙齿都有其独特的形状和尺寸。