精密 jīngmì accuracy
accuracy; exact; precise; refined
怎么记住“精密”: 精 essence + 密 secret = accuracy.
汉字
用法
- High-precision, finely made/measured - 精密仪器 (jīngmì yíqì) precision instruments; 精密计算 precise calculation.
- Technical register; about tight tolerances and exactness in machinery, measurement, planning.
- Distinguish 精确 (jīngquè, accurate/exact of a result): 精密 stresses fineness of the instrument or structure.