The Grand K is to be replaced by a new definition based on a complex physics formula called Planck's constant.
“大K”将被普朗克常数取代,普朗克常数是一种以复杂的物理公式为基础的新定义。
单词 | Planck constant |
释义 |
Planck constant
原声例句
VOA Special 2018年11月合集 The Grand K is to be replaced by a new definition based on a complex physics formula called Planck's constant. “大K”将被普朗克常数取代,普朗克常数是一种以复杂的物理公式为基础的新定义。 Crash Course Physics 速成课物理 Light's momentum is equal to the Planck constant divided by the light's wavelength. 光的量子等于普朗克常数 除以光的波长。 Crash Course Physics 速成课物理 The ball's wavelength is equal to Planck's constant divided by its momentum. 球体的波长等于普朗克常数 除以量子能量。 Crash Course Physics 速成课物理 Well, remember: the wavelength is equal to Planck's constant divided by the momentum. 好吧,记住:波长等于 普朗克常数除以能量冲击。 Crash Course Physics 速成课物理 It turns out that there will always be an uncertainty that's at least equal to Planck's constant divided by 4 times pi. 原来总会有 这种不确定性至少等于普朗克 常数除以 4 倍 pi。 Crash Course 综合篇 And the energy in each quantum is equal to the frequency of the light, times a very small number called Planck’s constant, represented by the letter h. 每个量子中的能量等于光的频率乘以一个非常小的数字,称为普朗克常数,用字母 h 表示。 三体 I For example, when you taught, you changed the names of many physical laws and constants: Ohm's law you called resistance law, Maxwell's equations you called electromagnetic equations, Planck's constant you called the quantum constant. 比如,你在教学的时候,把很多物理定律和常数改了名字:欧姆定律你叫电阻定律,麦克斯韦方程组你叫电磁方程,普朗克常数你叫量子常数。
中文百科
普朗克常数![]() 普朗克常数记为 其中, 普朗克常数的值约为: 其中电子伏特(eV)为能量单位: 普朗克常数的量纲为能量乘上时间,也可视为动量乘上位移量: (牛顿(N)·公尺(m)·秒(s))为角动量单位
英语百科
Planck constant 普朗克常数![]() ![]() ![]() ![]() The Planck constant (denoted h, also called Planck's constant) is a physical constant that is the quantum of action, central in quantum mechanics. First recognized in 1900 by Max Planck, it was originally the proportionality constant between the minimal increment of energy, E, of a hypothetical electrically charged oscillator in a cavity that contained black body radiation, and the frequency, f, of its associated electromagnetic wave. In 1905 the value E, the minimal energy increment of a hypothetical oscillator, was theoretically associated by Einstein with a "quantum" or minimal element of the energy of the electromagnetic wave itself. The light quantum behaved in some respects as an electrically neutral particle, as opposed to an electromagnetic wave. It was eventually called the photon. |
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