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词汇 packing fraction
释义

Definition of packing fraction in English:

packing fraction

noun
Nuclear physics

  • The mass defect of an atomic nucleus divided by its mass number (or sometimes by its atomic weight), which effectively represents a measure of comparative nuclear stability.

Origin

1920s.

Definition of packing fraction in US English:

packing fraction

noun
Nuclear physics

  • The mass defect of an atomic nucleus divided by its mass number (or sometimes by its atomic weight), which effectively represents a measure of comparative nuclear stability.

Origin

1920s.
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