例句與造句

1. Three observationally stable isobars exist for 124.
2. This process occurs when a nucleus has an excess of neutrons with respect to protons, as compared to the stable isobar.
3. Further predicted beta-decay stable isobars are 272 Sg, 275 Bh, 278 Hs, 281 Mt, 284 Ds, 287 Rg, 290 Cn, 293 Uut, 296 Fl, 299 Uup, 302 Lv, and 305 Uus.
4. No observationally stable isobars exist for mass numbers 5 ( decays to helium-4 plus a proton or neutron ), 8 ( decays to two helium-4 nuclei ), 147, 151, as well as for 209 and above.
5. It's difficult to find stable isobar in a sentence. 用stable isobar造句挺難的