- 差动齿轮 chādòngchǐlún differential gear
- 锥齿轮 zhuīchǐlún bevel gear; angle geara gear shaped like a truncated cone used to transmit motion between intersecting shafts
- 齿轮传动 chǐlúnchuándòng gear drivegear drive; gear transmission
- 齿轮箱 chǐlúnxiāng gearboxgearbox; gear case
- 齿轮齿条 chǐlúnchǐtiáo rack and piniona pair of gears which convert rotational motion into linear motion
