幂函数

Qp上幂函数的微商公式

Derivative formulas of power function over Q_p

TI图形计算器对学生投入幂函数学习具有正面影响。

TI graphics calculator has positive influence on the study of power function .

坡面初始产流时间（tp）随雨强的增大而减小，二者呈幂函数关系。

The initial runoff-yielding time ( tp ) decreased with the increase of IR in power function .

速效K、速效P含量则与土壤深度的关系符合二次幂函数关系；全磷含量随深度的增加有逐渐升高的趋势；

There exist second power function relation between available P , available K and soil depth .

掺气浓度Cσ对冲坑深度的影响，可表达为掺气浓度与冲坑无量纲深度的幂函数关系。

The relationship between the air concentration and the scour depth can be expressed as an exponential function .

幂函数与线性函数的相关系数（r）大致相等。

The correlative coefficiency ( r ) between power fuction and linear fuction is almost same .

TP面积负荷去除率随COD/TN的增加呈幂函数增加。

TP load removal rate also increases by power function along with increase of COD / TN.

本文研究了在应变损伤材料中的动裂纹尖端弹塑性场假定介质服从J2流动理论，且损伤规律以幂函数应变弱化的形式渐进地给出。

In this paper the dynamic elastic-plastic field near a crack-tip running in a strain-damage material is investigated .

例如，它可以将Hermite多项式变换成普通的幂函数。

For instance , it can transform Hermite multinomial into common power function .

AUDI盘式制动器的幂函数乘积模型

Power Function Product Model of AUDI Disc Brake

研究结果表明：1地磁场Z分量从七十年代开始以幂函数形式逐年上升，目前仍在上升中；

The results show : 1.the z component of geomagnetic field increased annually with power series from 1970s , and is increasing at present ;

并将幂函数模糊集应用到T-S模糊模型的辨识中。

It is also applied in the identification of T-S fuzzy model that uses power function fuzzy set .

在幂函数教学实践方面，改善幂函数相关知识点教授的整体性设计，继续挖掘TI图形计算器等信息技术的功能使用空间。

Improve the integrity design of teaching the related knowledge connected with power function and continuously digging technology usage space of TI graphics calculator . 3 .

大田期根长及根干重的生长均符合logistic生长方程，根数量的发生符合幂函数方程。

In the field period , both the length and the weight of root corresponded with Logistic equation , the number of roots correspond with power equation .

饶有兴趣的是细胞核单位面积的DNA（DNA/u~2，F）与核面积（A）之间呈幂函数负相关。

It was positive correlation between them . But it was power function negative correlation between the nuclear DNA content Per unit area ( DNA / n2 ) and nuclear area .

结果表明MEC的搜索计算量按维数的幂函数增长，相对于完全搜索的指数函数而言要小的多。

The results show that computing cost is a power function of the dimension .

渗透率、非Darcy流β因子与孔隙率之间的关系可用幂函数拟合。

Both the permeability and the non-Darcy flow β - factor can be fit by power functions of porous ratio .

同时还对大电流下I-V特性偏离幂函数关系的行为进行了讨论。

A deviation of I-V curves from the power law behavior in higher currents is presented and discussed .

幂函数叠加势的薛定谔方程及Dirac方程的解析解

The Analytic Solution of the Schr (?) dinger Equation and Dirac Equation for the Superposition Potential of the Power Functions

去趋势波动分析（DFA）适宜于研究各类非稳态时间序列的长程幂函数相关性。

Detrended fluctuation analysis ( DFA ) is fit for studies on the long-range exponential correlations of non-stationary time serial .

该渗透率与有效应力σ成负指数关系、与温度T成幂函数关系、与电场强度E成正比关系。

The results indicate that coalbed gas permeability is related to the effect stress a with a negative index , to the geothermal temperature T with a power function and proportional to the geo-electric field strength E.

以目标函数估值法对实验数据进行非线性参数估值，建立了幂函数型高浓度CO变换催化剂常压本征动力学模型，该模型与实验数据吻合较好。

By the use of objective function estimated value method , it nonlinear parameter estimated values the experimental data , and the power function model high concentration CO shift catalyst atmospheric pressure intrinsic kinetics is established .

流域次降雨洪峰流量模数与输沙模数也为幂函数关系，但参数a、b在不同流域之间差别较大，其相关性不如径流深与输沙模数关系好。

The flood peak volume modulus and sediment transport modulus is also power function relationship . But parameter a and b is different largely in different watershed and the relativity is not well than relationship between runoff depth and sediment transport modulus .

经酸度调节后供试土壤的REEs随着土壤pH值的提高而下降，呈显著的幂函数相关。

REEs in the tested soils declineds soil pH values rose , and the correlation of the power functions between REES and pH values in the tested soils were significant .

通过对有机质、全氮、C／N比差异较大的10种土壤进行盆栽和培养试验，用对数方程、指数方程、幂函数方程对土壤氮素矿化过程进行了摸拟。

The pot and incubation experiments were carried out with 10 soils by different indexes including organic matter , total nitrogen content and C / N ratio , nitrogen mineralization processes of soils are simulated using logarithmic , exponential and power functions .

等幅疲劳P-S-N曲线采用三参数幂函数方程形式。

An optimization method for fitting three parameter equation of constant amplitude P S N curve is presented .

维亚洛夫提出的冻土幂函数蠕变方程为基础，采用Mises屈服准则，对C.C。

C B ялов proposed the frozen soil power function creep equation is a foundation , uses Mises yield criterion , to Modified C.

土壤呼吸温度和水分双因子模型估算的年土壤CO2排放通量比土壤呼吸Q10幂函数模型估算值高11%。

At the same time , estimation of released CO2 flux by soil on double models is 11 % higher than estimation on power exponent model of Q10 .

鉴于此，选取5个经验方程进行建模，结果显示，对于胸径和CI、RCI、RC1、RC2间的关系用双曲线和幂函数方程拟合较为适宜。

Thus , modeling by 5 empirical equations showed that using hyperboloid and power function fitting the relationships are quite good .

因TI图形计算器对幂函数概念部分的帮助不大，导致在面临综合考查时学生由短板效应而出现解题错误或答题不全面，以至于无法妥善完成综合应用类的问题。

Because of its limited help to the concept of power function , students will solve the problems wrongly or not comprehensively answer the question due to short board effect , thus unable to complete comprehensive application problems perfectly . 4 .