địa chấn kí
Definition
- Noun:
- Seismograph: A scientific instrument that detects, measures, and records the vibrations of the ground, such as those caused by earthquakes, volcanic activity, or explosions. It provides a visual or digital record called a seismogram.
Usage Examples
- Noun:
- Các nhà khoa học sử dụng địa chấn kí để theo dõi hoạt động của các mảng kiến tạo. (Scientists use a seismograph to monitor tectonic plate activity.)
- Đường ghi trên địa chấn kí cho thấy một trận động đất mạnh vừa xảy ra. (The trace on the seismograph indicates a strong earthquake just occurred.)
- Trạm quan sát này được trang bị một địa chấn kí hiện đại. (This observatory is equipped with a modern seismograph.)
Advanced Usage
- The term "địa chấn kí" is a compound noun formed from "địa chấn" (seismology/earthquake) and "kí" (to record). It is the standard, formal term for the instrument.
- In technical and scientific contexts, the data recorded by an "địa chấn kí" is called a "seismogram" (bản ghi địa chấn).
Variants and Related Words
- Máy đo địa chấn: Another common term for "seismograph," literally "seismic measuring machine."
- Địa chấn học (n): Seismology, the scientific study of earthquakes and the propagation of elastic waves through the Earth.
- Địa chấn (n): An earthquake; seismic activity.
- Tâm chấn (n): The hypocenter or focus (the point within the Earth where an earthquake rupture starts).
Synonyms
- Seismometer: Often used interchangeably with "seismograph," though technically a seismometer is the internal sensor that detects motion, while a seismograph includes the recording component.