chuyển mạch
Definition
Noun:
- Switch: A device used to open or close an electrical circuit, or to change the connection between different parts of a circuit.
- Commutator: A specialized rotary switch used in certain types of electric motors and generators to reverse the direction of current.
Verb:
- To switch: The act of changing or shifting, especially in the context of electrical circuits or telecommunications.
Usage Examples
Noun:
- Anh ấy bật chuyển mạch để khởi động động cơ. (He flipped the switch to start the engine.)
- Chuyển mạch trong động cơ điện cần được bảo dưỡng định kỳ. (The commutator in the electric motor needs regular maintenance.)
Verb:
- Kỹ sư sẽ chuyển mạch sang nguồn điện dự phòng. (The engineer will switch to the backup power source.)
Advanced Usage
- "chuyển mạch kế": Refers to a "sequence switch" or "stepping switch," a type of switch that moves through a fixed sequence of positions.
- "chuyển mạch nhánh": Refers to a "branch switch" in telecommunications or networking.
Variants and Related Words
- Chuyển mạch điện tử (Electronic switch): A switch that has no moving mechanical parts, using semiconductor components.
- Bộ chuyển mạch (Switching unit/device): A unit or assembly containing one or more switches.
- Sự chuyển mạch (Switching): The process or action of switching.
Synonyms
- Công tắc: This is a more common general term for a (light) switch. "Chuyển mạch" often implies a more complex or specific switching function.
- Thiết bị đóng cắt: Switching device.
Related Phrases (Phrasal Verbs)
- Chuyển mạch qua lại: To switch back and forth.
- Thực hiện chuyển mạch: To perform a switchover.
Related Idioms
Note: As a technical term, "chuyển mạch" is not commonly used in idiomatic expressions. Its usage is primarily in technical and engineering contexts.