查询词典 power function

Under the effect of motive force of sheet now, erosion amount increases with the slope gradient as power function; under the co-effect of spitshment and flow, erosion amount...

在薄层水流动力的作用下，侵蚀量随地表坡度增加呈幂函数增大；在击溅和水流共同作用下，侵蚀量与地表坡度呈二次抛物线型关系。

The results showed that the relationship between the soil loss and slope was power function in certain slope as the slope increasing, and the relationship simulated by WEPP model was feasible.

结果表明在一定的坡度范围内，随着坡度的增加，土壤侵蚀量与坡度呈幂函数递增关系。

With an ascending segment, the fatigue life curve tends to a constant. The fatigue life of the pavement increases nearly linearly with increasing thickness of subbase in a power function.

现行沥青路面设计方法中，通常先拟订面层厚度，以基层或底基层作为设计层，轴载次数的变化由基层或底基层的厚度调整。

If α had been determined,the dissociation and non-dissociation species photolysis rate constants could be calculated by the tangent equation of the power function.

任意解离度条件下的解离态和非解离态光解速率常数，可根据幂函数的切线方程来确定。

The high-order power function is then approximated by the Taylor expansion which can be further pre-filtered for each of the items.

并对高次幂函数进行泰勒展开，在展开的各项上分别进行预滤波；在绘制过程中。

The result of experiment proves that the matching layer transducer can use in arrays in effect, its directive parameter is not unconventionality change, and its power function is all right.

实验证明匹配层换能器能够有效的进行布阵，布阵后的指向性参数没有异常变化，功率线性良好等。

It is shown by analyzing large test data that the empirical formula presented in the paper has higher linearly dependent coefficient, lower average relative error and relative standard deviation compared with the traditional empirical formula of orthoscopic and power function.

试验数据表明，本文提出的经验公式比传统的直线式和幂函数式经验公式的线性相关系数更高，且平均相对误差和相对标准差都低。

Fitting analysis with a power function for the pigment concentration and absorption coefficient showed that the absorption coefficients at 412 nm and 440 nm exhibited higher correlation with pheophytin concentration than chlorophyll a, but contrary at 675 nm.

色素浓度与吸收系数进行乘幂函数拟合分析表明，412、440nm波段吸收系数与脱镁叶绿素浓度拟合相关性高于叶绿素a，而675nm波段相反。

AR model is applied to identify the noise source for enigne. Through the results of noise signal process, it shows that it is practical and credible to use AR model to study engine noise. Through the theoretical analysis, according to the specific engine structure, the SEA equation is formulized. The method of SEA sensitivity is brought forward on the basis of the sound power function.

从理论分析入手，结合具体的发动机产品结构，建立了结构噪声分析的统计能量方程，提出了基于声功率函数的统计能量灵敏度分析方法，把发动机的外在表现和内在因素直接联系起来，分析了系统主要参数对系统声功率的影响程度，得出了一些实用性的定性结论。

The data from stress box indicate that the observed values usually are smaller than the theoretical ones, and the relationship between the vertical or lateral stress and the fill soil thickness can be described in a power function curve: a- a hb. The fact that the soil stress is bigger in the portion adjacent to the central part of gully and becomes smaller in the portion close to the side illustrates that the gully has an apparent unburdening effect. From the monitoring results of the settlement deformation during and after constructingperiod, the study conducts statistical system analysis and evaluation on the change of settlement with time.

根据压力盒测试结果表明，测量值往往比实际的理论计算值小，填土的竖向和侧向土压力与填土厚度可以用幂次型曲线表示：σ=ah~b愈向沟谷中心部位，土压力值愈小，愈向沟谷边缘，土压力数值越大，说明沟谷边坡具有明显的卸荷作用；根据施工期和工后期的沉降变形监测数据，对路堤内各测点的竖向沉降随时间的变化规律进行了数理统计系统分析和总结，工后期路面沉降和时间关系可用对数曲线表示：S=aln+b，并根据此沉降规律对高填方加筋土路堤的工后沉降进行了预测。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。