Definition

1. Verb:
   • To weld: The primary meaning of "hàn hơi" is to join pieces of metal or plastic together using a high-temperature flame from a gas torch, a process formally known as gas welding or oxy-fuel welding.

Usage Examples

• Verb:
  • Người thợ đang hàn hơi hai ống kim loại. (The worker is gas welding two metal pipes.)
  • Công việc này đòi hỏi phải biết hàn hơi. (This job requires knowing how to gas weld.)

Advanced Usage

• The term "hàn hơi" is a common, colloquial term in workshops and industry. In more formal or technical contexts, the term "hàn xì" or "hàn khí" is used interchangeably to refer to the same gas welding process.

Variants and Related Words

• Hàn xì (v): gas welding, oxy-acetylene welding. A direct synonym.
• Hàn khí (v): gas welding. A more technical term.
• Hàn điện (v): arc welding. A different welding process using an electric arc.

Synonyms

• Gas weld: to weld using a gas flame.
• Oxy-fuel weld: the formal technical term for the process.

Notes on Usage

• "Hàn hơi" is specifically used for the process involving a gas torch. It is not used for other welding methods like arc welding ("hàn điện") or spot welding ("hàn điểm").
• The phrase is compound; it is not typically used in a figurative sense and does not have common idiomatic expressions.

1. như hàn xì