thợ doa

Thợ doa đang sử dụng máy doa để gia công chi tiết kim loại.

Definition

1. Noun:
   • Borer: A skilled worker who operates a boring machine (a doa machine) to enlarge or finish pre-drilled holes to precise diameters and high surface quality.
   • Borerman / Boring Machine Operator: A machinist or toolmaker specialized in the process of precision boring.

Usage Examples

• Noun:
  • Thợ doa đang gia công lỗ trục. (The borer is machining the shaft hole.)
  • Cần một thợ doa lành nghề cho công việc này. (A skilled boring machine operator is needed for this job.)
  • Anh ấy là thợ doa chính trong phân xưởng. (He is the head borerman in the workshop.)

Advanced Usage

• The term is specific to metalworking and precision engineering. The "doa" process is distinct from simple drilling; it is a finishing operation for achieving accurate dimensions and smooth finishes.

Variants and Related Words

• Thợ tiện (n): Turner, lathe operator.
• Thợ phay (n): Miller, milling machine operator.
• Thợ máy (n): Machinist, mechanic.
• Máy doa (n): Boring machine.

Synonyms

• Borer
• Boring machine operator
• Borerman (less common)

Related Terms

• Doa (v/n): To bore; a boring tool or the boring process itself.
• Gia công tinh (n): Precision machining.
• Lỗ (n): Hole.