基本物理常数

基本物理常数研究的新进展和光梳技术

New Development of Fundamental Physical Constants and Optical Comb Technology

基本物理常数最新推荐值评述

On the latest recommended values of the fundamental physical constants

电子电荷量e是一个重要基本物理常数，其经典测量技术&密立根油滴实验是大学物理实验教学的重要项目之一。

The electric charge of a single electron is a very important physics constant , and its original measurement method , Millikan 's oil-drop experiment , is also the key teaching experiment in university .

万有引力常数G是一个与理论物理、地球物理和天体物理密切相关的基本物理常数，但G值的高精度绝对测量面临着种种困难。

The gravitational constant G is an important fundamental physics constant closely related to theoretical physics , astrophysics and geophysics , the precise measurement of G is faced with various kinds of difficulties and challenges , however .

基本物理常数的潜科学特征

Properties of Potential Science of the Basic Constants in Physics

电学基准和基本物理常数测量的新动态

The Recent Developments of the Electrical Standards and Determination of the Fundamental Constant

基本物理常数与计量基本单位

Fundamental Physical Constants and Basic Measure Unit

基本物理常数教学潜科学分析探索

The Exploration of the Potential Science Analyses of the Teaching of the Basic Constants in Physics

最后，揭示对基本物理常数教学进行潜科学分析的重要作用，并把所建立的基本物理常数潜科学分析的分析理念和教学模式进行推广。

Finally , the important functions of the teaching mode of the potential science of the basic constants in physics are discussed in this paper .

物理学中基本物理常数的确立及精密测定与物理学的发展起着相互促进的作用，准确测量基本物理常数尤为重要。

The establishment of the basic physics constant and precise measurement play a mutual promoting role in the development of physics , especially the precision of measuring .

同时，实践证明，用固定若干基本物理常数的数值来重新定义基本单位，可以进一步提高基本单位的准确性。

At the same time , the practice shows that the accuracy of fundamental SI units could be improved further by redefinition of some fundamental physical constants .

基本物理常数的发现和测量，不仅在物理学的发展中起到了很大的作用，而且在计量学的发展上也起到了重要的作用。

The discovery and measurment of fundamental physical constants play an important role not only in the development of physics , but also in the development of metrologics .

光钟不仅可以用来测量基本物理常数的变化，也是全球定位系统和高速通信网络中的重要技术。

They can not only be used for testing of fundamental physical constants but also essential technologies for Global Positioning System ( GPS ) and high-speed communication networks .

窄线宽激光器在高灵敏高分辨率激光光谱研究、基本物理常数的测定、狭义相对论的检验等领域有着广泛的应用，同时又是作为未来时间频率标准-光钟的关键组成部分。

When a narrow-linewidth laser is transferred through optical fiber , the optical phase of the light in the fiber is extremely sensitive to environmental perturbations like pressure , temperature , etc.

它不但可以推进基础物理研究和基本物理常数的精密测量，而且也为与全球定位系统相关的导航定位提供了技术支持。

Not only it can be used to improve the precise measurement of fundamental physical constants , but also it can give technical support for navigation related to global positioning system .

通过用铯原子钟的微波频率对氢原子和其他原子的光学共振频率的精密比较，将确定基本物理常数可能的缓慢变化的灵敏度极限。

Precise comparisons of optical resonance frequencies of atomic hydrogen and other atoms with the microwave frequency of a cesium atomic clock are establishing sensitive limits for possible slow variations of fundamental constants .

量子电基准的量值只取决于基本物理常数，与时间、地点、材料、环境条件等因素无关，因此量子电基准可进一步得到提高并在二十一世纪中发挥重要作用。

The value of quantum electrical primary standards only depends on fundamental physical constants and is independent of other factors , such as time , place , material and ambient conditions , therefore , quantum electrical primary standards can be improved further and play an important role in next century .

简要介绍了普朗克于1912年提出的三个基本物理量：普朗克质量、普朗克长度和普朗克时间.它们已被列入1986和1998年基本物理常数表。

A brief review is presented of three fundamental physical quantities derived by Max Planck in 1912 , referred to have as the Planck mass , Planck length and Planck time which had been arranged in the tables of 1986 and 1998 fundamental physical constants .