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汉语拼音：zhǐ shù hán shù

函数y=a瑇(x∈r)称为指数函数。这里a＞0，且a≠1。

函数指针 [hán shù zhǐ zhēn]

• For different soil depths, the amplitude of temperature daily variation can be approximated as an exponential function of the depth.

  一日内地温变幅与深度关系可拟合成指数函数。

• The breakdown current and the corona current are represented by a new pulse function and a double exponential function respectively.

  用一种新型脉冲函数表示回击中击穿电流，电晕电流用双指数函数表达。

• As a subsystem of environmental protection system, it's uncertain for environmental protection investment to follow exponent function law.

  环保投资作为环保系统的一个子系统，并不一定具有指数函数规律。

• The results indicated the concrete exhibited a considerable tensile creep ; creep coefficient declined in an exponential function.

  结果表明，混凝土早期表现出较强的徐变能力，其徐变系数随龄期近似呈指数函数衰减。

• Physics Decaying with time, especially as a simple exponential function of time.

  【物理学】瞬变的：随时间延续而衰减的，尤指作为时间的一个简单的指数函数

• According fuzziness of quality of digital image, we propose a set of fuzzy exponential functions as objective functions.

  我们根据数字图象品质评价的模糊性，从模糊数学理论出发，提出一套模糊指数函数。

• Since the exponential model has invariant derivation, it performs well in the computation of incremental quantization parameter. 2.

  由于指数函数在求一阶微分的时候表现出良好的特性，因此在增量式量化参数的计算方面具有优势。

• Experiments express the plateau stress is the power exponent function of the thickness to length ratio of honeycomb cell-wall.

  试验结果表明，平台应力是蜂窝胞壁厚跨比的幂指数函数。

• A certain constant has been adopted as a standard to use in exponential functions. It is an irrational number .

  人们采用某常数作为指数函数中的底，这个常数是无理数。