“基本常数”是天文学专有名词。来自中国天文学名词审定委员会审定发布的天文学专有名词中文译名,词条译名和中英文解释数据版权由天文学名词委所有。 中文译名基本常数 英文原名/注释fundamental constant
基本常数不变仅是一个假设。
物理学的基本常数,是用以描述自然中力的强度的量。
The fundamental constants of physics are the Numbers that describe just how strong the forces of nature are.
微细构造常数和其他基本常数都无疑是我们现在研究的核心。
The fine structure constant, and other fundamental constants, are absolutely central to our current theory of physics.
It's OK to use certain fundamental constants that come in a lot of calculators, so there's nothing we can do about that. That's OK.
当然允许使用,一些普通计算器里都有的基本常数,我们不会连这些都不让用,这是没问题的。
So you cannot use the formula once it hits the ground because once it hits the ground, the fundamental premise that a was a constant of -9.8 or -10 is wrong.
当物体落地以后,该公式就不适用了,因为当物体落地后,公式的基本前提——,加速度为常数-9.8或-10——就不成立了
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