例句與造句

1. These neutron-emitting fission fragments are called delayed neutron precursor atoms.
2. These neutron-emitting fission fragments are called " delayed neutron precursor atoms ".
3. The first term on the right hand side is the production of neutrons in this phase space due to fission, while the second term on the right hand side is the production of neutrons in this phase space due to delayed neutron precursors ( i . e ., unstable nuclei which undergo neutron decay ).
4. It's difficult to find delayed neutron precursor in a sentence. 用delayed neutron precursor造句挺難的