thiết diện
Definition
- Noun:
- Cross-section: The surface or shape that is exposed when a solid object is cut through by a plane. It is the two-dimensional "slice" of a three-dimensional object.
- Sectional view: A drawing or representation of such a cut, used in technical fields like engineering and architecture to show internal structure.
Usage Examples
- Noun:
- Hãy phân tích thiết diện của cột bê tông này. (Please analyze the cross-section of this concrete column.)
- Bản vẽ thể hiện thiết diện của tòa nhà. (The drawing shows a sectional view of the building.)
- Thiết diện của khối cầu là một hình tròn. (The cross-section of a sphere is a circle.)
Advanced Usage
- In mathematics and geometry, "thiết diện" specifically refers to the intersection of a solid and a plane.
- Tìm thiết diện tạo bởi mặt phẳng cắt một hình nón. (Find the cross-section formed by a plane cutting a cone.)
Variants and Related Words
- Mặt cắt (n): A synonym for "thiết diện," meaning a cut surface or cross-section. Often used interchangeably in technical contexts.
- Mặt cắt ngang: cross-sectional view.
Synonyms
- Cross-section: The most direct equivalent.
- Section: A general term for a part cut off or a representation of a cut.
- Profile: Sometimes used in engineering for a side or sectional view.
Related Terms
- Hình chiếu (n): Projection (e.g., orthographic projection), a related concept in technical drawing where a 3D object is represented in 2D, different from a cross-section which shows an internal cut.
- Bản vẽ kỹ thuật (n): Technical drawing, the field where "thiết diện" is commonly used.