趣英语 / particle造句

particle造句

A proton is an elementary particle of matter.
质子是物质的基本粒子。

This particle has a very small mass.
这种粒子的质量很小.

The technique requires the coupling of a particle accelerator and a mass spectrometer.
这种技术要求将粒子加速器和质谱仪连接起来。