kính trắc viễn
Definition
- Noun:
- Telescope: An optical instrument used to observe distant objects by making them appear closer and larger.
- Surveying Telescope / Theodolite Telescope: The key optical component of a surveying instrument (like a theodolite or level) used for precise measurement of angles and distances to remote points.
Usage Examples
- Noun:
- Nhà thiên văn học sử dụng kính trắc viễn để quan sát các ngôi sao. (The astronomer uses a telescope to observe the stars.)
- Kỹ sư điều chỉnh kính trắc viễn trên máy kinh vĩ để đo góc. (The engineer adjusts the telescope on the theodolite to measure the angle.)
Advanced Usage
- The term "kính trắc viễn" is a compound word from (lens/glass), (to survey/measure), and (far/distant). Its primary technical meaning relates to surveying and measurement of distant terrestrial points, distinguishing it from a simple astronomical telescope ().
Variants and Related Words
- Kính thiên văn (n): Astronomical telescope (used for observing celestial bodies).
- Ống nhòm (n): Binoculars (used for general viewing of distant objects).
- Máy kinh vĩ (n): Theodolite (a surveying instrument whose core part is a ).
- Máy trắc địa (n): Surveying instrument.
Synonyms
- Telescope: An optical instrument for viewing distant objects.
- Surveying telescope: The telescopic sight of a surveying instrument.
Related Terms
- Trắc địa: Surveying, geodesy.
- Đo đạc: Measurement.
- Ngắm chuẩn: To sight, to take a bearing.