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单词 gravitational constant
释义 gravitational constant
Symbol G. The constant that appears in Newton's law of gravitation; it has the value
6.67259(85) × 10-11 N m2 kg-2
. G is usually regarded as a universal constant although, in some models of the universe, it is proposed that it decreases with time as the universe expands
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更新时间:2025/6/23 1:55:16