nucleon instruments

例句：

1. 1. Nuclear instruments are used to detect and measurethe properties of matter.
   核子仪器用于探测和测量物质的性质。
2. 2. Thescientists developed a new typeof nuclear instrument that could detectcancer cells more accurately.
   科学家们开发了一种新型的核子仪器，能够更准确地检测癌细胞。
3. 3. Thenuclear instruments were used tostudy the behavior of neutrons in the nucleus.
   核子仪器被用来研究中子在原子核中的行为。