isotopes of nobelium造句
造句与例句
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- Twelve isotopes of nobelium are known, with mass numbers 250 260 and 262; all are radioactive.
- Long-lived isotopes of nobelium and isotopes of lawrencium ( and of heavier elements ) have relatively short half-lives.
- There were several attempts to obtain isotopes of nobelium by Swedish ( 1957 ) and American ( 1958 ) groups, but the first reliable result was the synthesis of 256 No by the Russian group ( Georgy Flyorov " et al . " ) in 1965, as acknowledged by the IUPAC in 1992.
- It's difficult to see isotopes of nobelium in a sentence. 用isotopes of nobelium造句挺难的
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