They would have to concentrate on natural processes that continue at a constant rate and that also leave some sort of tangible record in the rocks.
他们必须专注于以恒定速度持续的自然过程，并且在岩石中留下某种有形的记录。
If the model USES only one churn rate, the assumption is that the churn rate is constant across the life of the customer relationship.
如果一个模型只用一个流失率，那就是它假设客户关系的生命周期中流失率不变。
And then C has a very small quadratic rise, followed by the exponential rise to saturation that you'd expect. So C is approximately a0 times one minus e The rate constant k2 dominates the long times.
然后C有一个很小的二次方的上升，接着指数的上升直到你预期的饱和,那C约等于A0乘以1减,的负k2乘以时间次方，e，to，the，minus，k2，times，time。,速率常数k2长时间地起主导作用。
From the sun to the planet, it is swept out by the line at a constant rate.
太阳和行星的连线以相等的速率扫过面积。
So, now, what does it mean to say that area is swept at a constant rate?
匀速扫过的面积又是什么意思呢？
If you're above it, you're going to decay in a first order fashion, k1 with a rate constant k1.
如果你在它上面，你会以一级反应的方式减少，以速率常量。
The apparent reaction rate constant can be obtained by linear regression.
线性回归得出化学反应速率常数表观值。
In other words, the concentration of at any time is given by the initial concentration, t minus the rate constant times time.
换句话说，任意时刻A物质的浓度等于初始浓度，减去常数乘以时间。
In the logarithmic phase of growth, according to an exponential law, the growth rate constant and heat output at different concentration of pilose autler had been calculated.
按指数生长模型计算出生长速率常数和总发热量，进而求出最佳用药质量浓度。
This is very significant to both determining the rate constant and estimating the activation energy.
这对于求反应速率常数和估计反应的活化能都具有重要意义。
The values of apparent activation energy and reaction rate constant were calculated.
计算了初始阶段的反应速度常数和表观活化能；
Reaction rate constant, effective diffusivity, apparent activation energy, effective diffusion activation energy and resistance in various steps of the reaction process were analyzed in this paper.
并对反应速率常数和有效扩散系数、表观反应活化能和有效扩散活化能及反应过程中各步骤阻力进行了分析。
The kinetics of mesophase transformation of Shengli residue oil was discussed and the reaction order, reaction rate constant and apparent activation energy were calculated.
同时还研究了胜利渣油的中间相转化动力学，并求得了反应级数、反应速度常数和反应活化能。
The reaction rate constant and activation energy of soybean oil thermal polymerization reaction were determined by analysis of the change of viscosity.
以大豆油为原料，根据热聚合反应过程中黏度的变化确定反应的速率常数及热聚合反应的活化能。
In both cases, the rate constant is enhanced with uprising of degree of vacuum.
在两种情况下，速率常数随着真空度的升高而提高。
With the seawater salinity increasing, the degradation rate constant of substrate drops.
随着污水中海水比例的增大，基质降解速率常数逐渐变小。
The rate constant and the order of reaction are determined through the establishment of kinetic equation in delignification reaction.
本文通过建立反应动力学方程获得了麦草甲酸法制浆化学反应速率常数以及反应级数。
The kinetic rate constant of Gudao residue was greater than that of Liaohe residue, and the difference between them increased with temperature rise.
其中孤岛渣油反应体系中的供氢反应速率常数较辽河渣油中的大，并且其间的差别随温度升高而增大。
The gelation rate constant K is an important parameter in characterizing gelation rate and membrane structure.
本文提出可以用凝胶速度常数K来表征凝胶速度和生成的膜结构。
The sonochemical decolorization rate constant increased by 6 times after aerating air.
有曝气时的声化学脱色速率常数是单独超声时的6倍；
The photodegradation rate constant of EE2 increased with the increasing of H2O2 input amount and light intensity.
EE2的光降解速率常数随着H2O2投加量和光强的增加而增加。
The rate constant of the two-dimensional growth increased linearly with overpotential.
二维生长速率常数随超电势线性增加。
The measuring results may fully show up the characteristics of H_2O_2decompositions. And the repeatability of the rate constant, k, is better.
测定结果能充分显示出H_2O_2分解的一级反应特点，并且速率常数重现性较理想。
Increase of concentration of solution and flow velocity brought about rise of adsorption rate constant and "quasi-equilibrium" adsorption amount.
溶液浓度、流速提高，吸附速率常数及“准平衡”吸附量随之加大。
In the unit kinetic parameters for the reaction rate constant, the frequency factor and the apparent activation energy etc.
测定了反应速率常数、频率因子、活化能等动力学参数。
Monomer reactivity ratios is the ratio of the rate constant for a reactive propagating species adding its own type of monomer to the rate constant for its addition of the other monomer.
单体竟聚率是指反应增长种加成到同种单体的速率常数与它加成到其它类型单体的速率常数之比。
MTX liposomes in different infusion solution gave different release rate constant when the temperature was going up the release rate constant was going up too.
甲氨喋呤脂质体在不同输液中药物释放速率常数不同。温度升高、药物释放速率常数增大。
The relation between the photocatalyst dosage and the antibacterial rate constant was assumed to be a parabola equation.
催化剂用量与反应速率常数呈二次抛物线关系；
The increase of AP specific surface area lead to decrease of initial decomposition temperature, decomposition peak temperature and decomposition activation energy, but reaction rate constant rise.
AP比表面积的增大会导致推进剂初始分解温度、高低温热分解峰温和高低温下分解反应活化能的降低，但分解反应速度常数随AP比表面积的增大而增大。
The effect of passive decay rate constant gain coefficient and space surround constant were analyzed.
分析衰减常数、增益系数和空间常数对图像增强处理的影响。
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