extensometer
/,eksten'sɔmitә/
📖 中文释义
- n. 伸长计
- [医] 伸长计, 伸展计
📘 English Definition（英文释义）
- n. An instrument for measuring the extension of a body,
- especially for measuring the elongation of bars of iron, steel, or
- other material, when subjected to a tensile force.