韦伯的这个实验结果,经受了整整十年的测试和争论,我们暗自思忖:其他常数也许也有了改变。
Webb’s result has withstood a decade of testing and dispute, and we are getting hints that other constants might change too.
如果你在通常的环境下进行化学实验,那么这些条件是什么?什么保持常数?
What is it when you run a chemical reaction under ordinary circumstances, what's constant?
所以我觉得如果这些实验室里的,对于常数变化的精密的测量,与天体物理的发现一致的话,那将是非常有力的证据。
So I think if these precision laboratory measurements would find changes that are consistent with that, that would be very strong evidence.
大脑解剖实验表明用药的老鼠在称为齿状回的脑部区域生长出三倍于正常数目的神经元。
When dissected, the treated rats turned out to have three times the usual number of newborn neurons in a brain region called the dentate gyrus.
第二类模式是一种速率的经验式,其中速率常数及反应顺序取决于对实验结果的线性回归的讨论。
The second type of these models is an empirical rate expression, which rate constants and reaction orders are determined by dealing the experimental results with linear regression.
通过自制的专用电容器,采用电容测量仪测电容的方法,在物理实验中开设液体电介质的相对介电常数的测量实验。
This article introduces a method to measure the relative dielectric constant of liquid dielectrics in physical experiments, with a special capacitor made by ourself.
可以通过实验测定和参数估计依次求取这些子网络的速率常数。
The rate constants of these sub-networks can be sequentially determined by experiment and then by parameter estimation.
介绍了热电偶传感器材料的选择和结构的设计以及传感器的例行实验情况,特别是恢复系数和时间常数实验。
The material selection and structural design of the thermocouple sensor and the routine test conditions, especially the recovery factor and time constant experiment are introduced.
旋光度法测定蔗糖水解反应速度常数是动力学的一个典型的实验。
In chemical kinetics, the measurement of velocity constant of sucrose hydrolysis by polarimetry is a typical experiment.
通过计算得到的局域自旋结果和前人的具有可比性,同时所得的磁交换耦合常数和实验值很吻合。
The calculated local spin results are comparable to previous ones and the obtained pariwise exchange coupling constants are in well agreement with experiments.
用此种实验方法来确定粘弹性模型的元件数和元件常数,其拟合度较高,是一种行之有效的方法。
Using the experimental method to determine the elements and element constants of the viscoelasticity model has resulted in high fit degree. It is an effective method.
降解动力学实验结果表明,原油的降解符合指数常数模型。
Kinetics experiment indicates the degradation of crude oil can been showed by exponent constant model.
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。
Relationship between constant of electric resistance and structure parameter in rare earth electrolysis cell was studied through simulation experiment.
研制了用于测量黏稠电介质的相对介电常数的实验装置。
An experiment equipment is developed to measure relative dielectric constant in sticky dielectric.
本文导出了测定微型胶囊渗透性常数的公式,实验结果与理论分析有较好的一致性。
In the present study, equations for determining the permeability constant of microcapsules were suggested by theoretical analysis and verified by experimental results.
通过NOESY实验以及偶合常数的分析,确定了其结构中1,10位双键和甲氧基、乙酰氧基、甲基等基团的相对构型。
The relative stereochemistry of the 1, 10-double bond and that of the methoxyl, methyl, and acetoxy groups were determined by NOESY experiments and analyses of the coupling constants.
利用该势能函数,计算了20种分子的光谱常数,结果表明所有理论计算值均与实验值符合得非常好。
The spectroscopic constants of 20 kinds of molecule are calculated by using the potential energy function, and all the calculation results are in good agreement with experimental data.
实验和观察表明,宇宙是由相同的物理定律和常数的整个范围和历史。
Experiments and observations suggest that the Universe has been governed by the same physical laws and constants throughout its extent and history.
通过对实验数据的处理,得到了该模型的反应级数、速率常数、表观活化能以及催化剂失活因子等参数。
According to experimental results, the model parameters, such as the order of reaction, the rate constants, the apparent activation energy and the inactivation factor of catalyst were obtained.
本文对焦散线实验方法中的应力光学常数作了推导。
In this paper, it is presented that the stress-optical constant in the test of caustics.
实验中发现放大器成形时间常数的选取对轻带电粒子鉴别的结果有明显影响。
In the experiment, it is found that the particle identification greatly depends on the choice of spectroscopy amplifier shaping time constant.
设计了普朗克常数测定实验的计算机数据拟合程序。
The data fitting program of computer is designed for the experiment for measuring Plank constant in the paper.
五个待定参数用零温零压下晶体的总能、三个二阶弹性常数以及晶格常数的实验值确定。
Five undetermined parameters are determined by experimental data of the total energy, three second order elastic constants and the lattice constant of the crystal at o K and zero pressure.
介绍了利用速度的损失测定气轨阻尼常数的方法,分析了实验误差的主要来源。
A method that determines the viscous damping constant of air cushion track with measuring the speed losing is introduced and the main sources of experimental errors are analysed.
顶角的耦合常数与实验符合得很好,顶角的形状因子基本上是一个高斯型的分布。
The coupling constants of the vertices are in good agreement with the experimental data and the form factors of the vertices are much like the Gaussian functions.
针对体系的非理想过程,采用UNIFAC基团贡献法计算液液平衡常数,解决了实验数据不足造成的局限。
As to the non-linear process of the system, we calculate the constant of the Liquid-liquid equilibrium by making use of the UNIFAC Method to solve the problem of the lack of experimental data.
本文以实验证实发泡液本体粘度与泡沫半衰期及与流失速率常数的倒数之间均存在线性关系。
The linear correlations between viscosity of bulk foaming solution and half life, reciprocal draining rate constant were experimentally examined.
研究了用电加热法解决用于动态气流温度测量的小惯性热电偶时间常数的实验测定问题。
This paper studies the method of measuring the time constant of the fast thermocouples which are used to measure a dynamic temperature in air flows.
其中IVR过程与溶剂性质基本无关,由于受激发态富余振动能量大小的影响,在实验温度范围内随温度降低其时间常数呈线性增加。
The difference of the average vibrational energy of solute molecules in the ground state at different temperature is a possible reason that induces this IVR time constants temperature dependence.
其中IVR过程与溶剂性质基本无关,由于受激发态富余振动能量大小的影响,在实验温度范围内随温度降低其时间常数呈线性增加。
The difference of the average vibrational energy of solute molecules in the ground state at different temperature is a possible reason that induces this IVR time constants temperature dependence.
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