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1)  exponential volume fraction law
指数型体积分数
1.
The influence of an exponential volume fraction law on the vibration frequencies of thin functionally graded cylindrical shells was studied.
研究了指数型体积分数对功能梯度薄圆柱壳振动频率的影响。
2)  exponential-type integral equation
指数型积分方程
3)  exponential integral
指数积分
1.
It is shown that a significant refinement of Hardy-Hilbert s integral inequality can be built by introducing exponential integral with parameter t and by using Bernoulli s inequality as well as improved Hlder s inequality.
通过引入带参数的指数积分并利用Bernoulli不等式以及改进了的Hlder不等式,对Hardy-Hilbert积分不等式作了有意义改进。
2.
With extracting the asymptotic component corresponding to the far spectrum,the original GSI was decomposed into the sum of two parts,one of which was an analytical expression with the help of exponential integral and the other of which was the one that has a rapidly damping kernel.
对于渐近积分核部分,推导了其闭式指数积分表达式;对于快速收敛积分核部分,确定了数值积分的积分上限和对应的积分误差限。
4)  integral exponential
积分指数
5)  figure index
体型指数
1.
Methods The data of physical growth and figure index of 762 15-18-year-old female of Tujia and Miao nationalities in 1995 is statisticsed,and the data in 1995 are compared with those in 1985 to observe trend of growth.
方法 对 1995年土家族、苗族 15~ 18岁女生 76 2人的体格发育及其体型指数资料作了统计加工 ,并与 1985年的同类资料作了比较 ,以观察其生长发育动态。
6)  volume fraction
体积分数
1.
Effect of NO_2 combination at atmospheric pressure on measurement of its volume fraction by ultraviolet absorption;
常压N_2O_4合成对基于紫外吸收的NO_2体积分数测量的影响
2.
Quantitative solution of volume fraction of interface in cementitious composites;
水泥基复合材料界面过渡区体积分数的定量计算
3.
Research status of the volume fraction and the material properties of functionally gradient materials;
梯度功能材料的体积分数和物性系数的研究状况
补充资料:指数


指数


  ①表示一个数自乘若干次的数字,记在数的右上角,例如32,43, 6n,右角上的小数字2,3,n。②根据所测量值以表达不能精确测定值的公式。如*心指数。
  
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