high-precision
Technical term used in engineering, manufacturing, and scientific contexts to describe instruments, measurements, or processes with very high accuracy.
この工場では高精密な部品を生産している。
This factory produces high-precision parts.
高精密測定には専用の機器が必要だ。
High-precision measurement requires specialized equipment.
Compound of 高 (こう, 'high') and 精密 (せいみつ, 'precision'). A straightforward Sino-Japanese technical term.