查询词典 coefficient

Experimental accuracy and repetition of FBG temperature sensitivity and compensation were discussed.have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber;have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of FBG wave-length, have obtained the first step conclusion;have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes.

本文所做的主要工作包括以下几个内容：一、选取了常见的热膨胀系数大的材料制作封装元件，经过多次一80℃到80℃反复测试，封装元件没有出现老化开裂、封装裂纹、空洞、离层等缺陷，封装材料具有良好的温敏稳定性及复用性，与光纤相容性较好；二、对光纤光栅进行简单、实用的封装处理，就封装效果的优劣性、波长测量的准确度、重复性和封装时产生的波长损失等方面进行了一系列的实验，得出了初步的结论；三、对温敏和温度补偿式封装的实验数据进行了详细的分析和对比，从数字上对温变过程中光纤光栅中心波长的改变及温变曲线进行了定量的分析，在大量实验数据分析结果的基础上，总结出哪种材料封装效果更好，以及如何有效的减小实验误差。

For the 592 chemicals, the coefficient of determination of the regression model was as high as 0.9696 with a mean absolute error of 0.37 log-unit.

对所有592种化合物而言，模型的可决系数高达0.9696。估算结果的平均绝对误差仅为0.37个对数单位。

Its principle is that if absolute value of parent coefficient in coarse layer are larger magnitude, absolute value of son coefficients axe possibly larger. Therefore, it presents edge more possibly.

在不同层间，如果低分辨率下的父系数绝对值大，则在高分辨率下四个相应的子系数的绝对值可能性也大，则其所代表地图像边缘信息可能性越大。

based on the analysis of regressing the experimental dada show: diffusion coefficient decreases as the increasing of absolute pressure in linear; increases in a way of logarithm with the varying rate of pressure.

对试验数据回归分析表明：木材水分扩散系数随绝对压力的增加呈线性减小；随压力变化速率的增加呈对数曲线增大。

Finally obtains, when besides first item and absolute term, sum of the other coefficient for odd number, this integer polynomial does not have the rational root.

最后得出，除首项和常数项外，当其余各项系数之和为奇数时，该整系数多项式无有理根。

This is the ability of the material to absorb sound and is called its sound absorption coefficient .

这是材料吸音能力，被称为它的吸声系数。

Once we made the decision, we need test the absorption coefficient.

一旦我们作出决议，我们需要测试吸收系数。

The calculated nonlinear absorption coefficient of BaTiO〓 is in good agreement with the experiment.

计算得到的BaTiO〓的非线性吸收系数和实验值符合的很好。

Reflective index and absorption coefficient are two important parameters of optical materials.

光学材料的折射率、吸收系数是进行光学设计的二项重要参数。

The paper presents a discussion on the characteristics of the solar radiation intensity and solar radiation absorption coefficient.

介绍了影响混凝土结构温度效应的太阳辐射强度和太阳辐射吸收系数的一般特性。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷