查询词典 exponential decay

The results showed that the COD of the influent and effuent of the wetland followed the rule of exponential equation.

结果表明，湿地进出水COD服从指数方程规律。

Losses in copper and sulfur in residue resulting from mechanical entrainment are calculated using Nagamori′s physical suspension exponential equation, and the mechanical loss form of copper is analysed.

利用Nagamori的悬浮指数方程对渣中铜和硫的机械夹杂损失进行了计算，分析了铜机械损失的形态。

The release in vitro of insulin from Ins-NC can be described by double exponential equation.

研究表明注射用胰岛素纳米囊具良好的外观及再分散性，冷冻干燥前后平均粒径及包封率几乎无变化，初步稳定性实验表明，注射用胰岛素纳米囊在4℃及室温较稳定，含量，包封率，平均粒径等无变化，体外释药符合双指数模型。

The globe kinetics model can be described by an exponential equation, which was fitted very well with experiment data and the error was within 7%.

结果表明，当初始pH值为7.5、反应时间为120min时，质量浓度为25mg/L的表面活性剂十二烷基苯磺酸钠的去除率为97％，且DBS降解的反应动力学模型可用幂指数方程描述，该模型计算值与试验值吻合较好，误差在7％以内。

A new definition of L parameter for considering the three dimensional stress distribution caused by hoop stress and torsion shear stress is made and the L solutions of these structures under various multiple loads are developed in the form of the simultaneous equations and a single exponential function equation.

另外还给出了在三维应力状态下的含缺陷结构L参量的新定义，针对多载荷作用下的周向裂纹管提出了求解L参量的联立方程法、幂指数法。

There are many significant topics, including Huge Scale Parallel Broadcasting Technology, the Scale-free of Internet and WWW, the essential parameters of Internet in China in which network average distance, power law equation and exponential and so on, the structure of ACN and emulational experiments, the UCL technology in ACN.

主要研究了：大规模并播技术（尤其是基于数据广播的体制）；互联网与万维网的无尺度效应，尤其是我国的互联网络的平均距离、幂律方程及参数等我国互联网模型的基本参数；互补结构网络的结构形式及网络参数仿真实验；互补结构网络中的UCL技术。

To all fertilization treatments, the accumulation process of dry matter could be well fitted in the exponential equation y=aeb/x. Moreover, with fertilization amount rising, the a's value raised and b's remained stable.

不同施肥水平下的干物质积累过程均可以用指数方程y=aeb/x很好拟合，而且方程中的a值随施肥水平提高而增大，b值基本稳定。

More than 80％ of the root system was at this layer. The vertical distribution of root weight and root volume could be expressed by exponential equation, power equation or polynomial equation.

各品种水稻根系重量均随土层深度增加而下降，但主要分布在土壤耕作层（0-20cm），而表层（0-10cm）就占80％以上。

The results of dynamic absorption in the organs after incorporation of 3H-TdR showed that 3H-TdR in the peripheral blood was swiftly distributed to other organs and to their peaks in Id, and was scavenged from them quickly, the formulae of incorporation pattern were described as exponential equation.

3H-TdR内污染组织器官生物动力学的研究显示，进入血液的~3H-TdR可迅速分布于各组织器官，1天内吸收达高峰，然后迅速排除，拟合的滞留曲线回归方程为指数函数方程。

The descending trend has close correlation with the concentration range of extractable heavy metal in soil. The optimal estimation of accumulation factors resulted from the exponential equation was more precise than both the mean and the medium in the case of limited samples.

当数据量有限时，利用富集系数与对应可提取态重金属含量之间的回归模型对富集系数定量估值，其准确性要高于取相应的均值或中值。

Eight cases of simple chordee of penis were adopted urethral extending.9 cases of severe simple chordee of penis were adopted primary urethroplasty.

8例单纯性阴茎下弯患者采取尿道延伸术，9例重度阴茎下弯患者采取切断尿道矫直阴茎一期尿道成形术。

She is a daintily dressed young lady.

她是个装饰娇艳的少女。