vi sai

Xe ô tô cần bộ vi sai để quay vòng trơn tru.

Definition

1. Noun (Mechanical Engineering):
   • Differential: A gear assembly in a vehicle's drivetrain that allows the driven wheels to rotate at different speeds, especially when turning a corner. It is a crucial component in most automobiles and other wheeled machinery.

Usage Examples

• Noun:
  • Bộ vi sai trên xe bị hỏng. (The differential on the car is broken.)
  • Xe địa hình cần có vi sai khóa. (Off-road vehicles need a locking differential.)
  • Công việc của vi sai là phân phối lực kéo. (The job of the differential is to distribute torque.)

Advanced Usage

• "vi sai hạn chế trượt": limited-slip differential.

  • Xe thể thao thường được trang bị vi sai hạn chế trượt. (Sports cars are often equipped with a limited-slip differential.)

• "vi sai mở": open differential.

  • Hầu hết xe ô tô thông thường sử dụng vi sai mở. (Most regular passenger cars use an open differential.)

Variants and Related Words

• Bộ vi sai (n): differential assembly, differential unit.

  • Bộ vi sai nằm giữa hai bánh xe. (The differential unit is located between the two wheels.)

• Cầu vi sai (n): differential axle.

  • Họ tháo rời cầu vi sai để sửa chữa. (They disassembled the differential axle for repair.)

Synonyms

• Differential gear: The gear system that makes up the differential.
• Diff (informal abbreviation): A common shorthand for "differential."

Related Technical Terms

• Truyền động: drivetrain, powertrain.
• Hộp số: gearbox, transmission.
• Bán trục: axle shaft, half-shaft.