This frequency depends on the fine-structure constant.
该频率取决于精细结构常数。
And the fine-structure constant will have shown itself to be more mysterious than even Feynman conceived.
此外，精细结构常数将表现得比费曼想象的更奇幻得多。
The fine structure constant, and other fundamental constants, are absolutely central to our current theory of physics.
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。
Instead, this' magic number 'known as the fine-structure constant —' alpha 'for short — appears to vary throughout the universe.
并且，被称作“魔幻数字”的微细构造常数(缩写为‘alpha’)似乎在整个宇宙中不停的变化着。
Also it is found that the standard deviation of vertical velocity is relative to the refractive -index structure constant well.
同时分析了垂直风速标准差，发现其有明显的日变化特征，并且与大气折射率结构常数有很好的相关性。
For more than 20 years, some researchers have found what they think is evidence that the fine-structure constant varies over time.
20多年以来，一些研究学者一直致力于寻找精细结构常数是变化着的的证据。
Astrophysicists have been studying the fine-structure constant? Known as the alpha constant? For years, searching for hints that it might change.
天体物理学家多年来一直都在研究精细结构常数——称为alpha常数——寻找它可能发生变化的蛛丝马迹。
Astrophysicists have been studying the fine-structure constant - known as the alpha constant - for years, searching for hints that it might change.
天体物理学家多年来一直都在研究精细结构常数——称为alpha常数——寻找它可能发生变化的蛛丝马迹。
The number he was referring to, which goes by the symbol alpha and the rather more long-winded name of the fine-structure constant, is magic indeed.
他所指的数字依据字母阿尔法和一个更加冗长的精细结构常数，该数的确神奇。
The researchers found that in the northern sky, the fine-structure constant gets smaller with increasing distance, or as astronomers look farther back in time.
研究人员发现在北方天穹，精细结构常数在越远的地方就越小，或者说天文学家所看到的过去越久远。
Slightly belying its name, the fine-structure constant is actually a compound of several other physical constants, whose values can found in any physics textbook.
精细结构常数实际上是其他几个能在任何物理学教科书中找到数值的物理常数合成，同它的名称稍微有些名不副实。
Over billions of light years and looking back billions of years in time, we now know that the fine-structure constant hasn't changed any more than about .001 percent.
在那几十亿光年以外的地方，回头看数十亿年时间，我们现在知道，这个精细结构常数并没有任何超过1/100000。
The only feasible explanation was that a constant of physics called the fine structure constant, or alpha, had a different value near the time the light started its journey.
唯一可能且合理的解释是：一个被称之为“精细结构常数”或α的物理常数，在临近启程的那段时间产生了一个不同的值。
The relation of linear ablative rate (ar), ablative heat insulating property index (API) and structure constant (K) to ablative heat insulating property were studied in this paper.
本文着重研究有机聚合物线性烧蚀速率(AR)、烧蚀隔热性能指数(API)和有机聚合物结构常数(K)与烧蚀隔热性的关系。
According to the ITU-R turbulance structure constant model, the SNR and BER varied with the altitude at different wavelengths and different zenith angles are simulated numerically with FORTRAN.
依据ITU-R公布的随高度变化的大气结构常数模型，用FORTRAN对信噪比和误码率在不同波长与不同天顶角的条件下随高度的变化情况进行了数值模拟。
Fundamental constants such as the strength of the electromagnetic force - the so-called fine-structure constant, or alpha - get their name from the fact that they are supposedly the same everywhere.
宇宙基本常数，比如电磁力强度之类的精细结构常数，符号位“alpha ”，它们因为被假定为不变量而得名。
Constant flexing of the structure concentrates stress, which leads to microscopic cracks.
这些构造部位的频繁伸缩使应力集中，导致微裂纹的产生。
Constant physical contact has darkened the white marble while the red sandstone structure is gradually decaying.
人们经常性的触碰已经让白色大理石变黑，红色砂岩结构也在逐渐销蚀。
You then define a constant CONVERSION_STRUCT_SIZE for the size of the whole structure.
随后为整个结构的大小定义常量CONVERSION_STRUCT_SIZE。
But showing the complex social system with a constant structure is very rough.
但是，以一种固定不变的结构表现复杂的社会系统，是很粗糙的。
The principle, structure, measurement limit and analyze of uncertainty of the constant pressure gas flowmeter, which was the key component of gas flow standard apparatus, were considered emphatically.
着重考虑了作为气体微流量标准装置核心的恒压式气体微流量计的原理、结构、下限因素和不确定度等基本问题。
A zipper is a way of representing a data structure with a local context, such that navigation (iteration) and modification from the current context are, for the most part, constant-time.
zippers是使用本地上下文表示数据结构的一种方法，这使当前上下文中的导航(迭代)和修改在很大程度上具有常量时间的特点。
This article introduces the frequency speed constant pressure water supply system controlled by PLC, presenting its hardware structure, the design of PLC program and its application.
介绍了用PLC控制的变频调速恒压供水系统的基本原理，给出了系统的电气线路和PLC程序设计，并在实际中得到了应用。
Through cold model experiments, Under the condition of the constant basic structure parameters, the influence of inlet shape on without inner cyclone was investigated in this paper.
通过冷态模型试验，在旋风筒基本结构参数不变的条件下，本文着重研究了无内筒旋风筒进口形状对其性能的影响。
Relationship between constant of electric resistance and structure parameter in rare earth electrolysis cell was studied through simulation experiment.
通过模拟实验研究了稀土电解槽的电阻常数与其结构参数之间的关系。
Then, the structure and dynamic models of improved constant rotor speed control system using electric field method are proposed.
在此基础上，提出了改进后的球形转子电场恒速控制系统的结构和动态模型。
Based on this model, the flow structure in constant velocity section of downer was calculated, and discussed.
依据此模型对下行床恒速段流动结构进行了计算并进行了讨论。
The effect of particles having different dielectric constant on the solid structure of electrorheological fluids is discussed.
讨论了两种不同介电常数的固体颗粒不同配比时，对电流变液固态结构的影响。
The characteristic stress state of rock structure is keeping constant before its losing steady, and suddenly destroyed with releasing energy, namely creep is losing steady.
岩石工程结构失稳前特征即应力状态保持不变，且是突然破坏释放能量，即蠕变失稳。
The structure and design principle of a constant pressure water-supplying system are introduced.
介绍了一种恒压供水系统的构成及设计原理。
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