得到

Time domain signal is transformed to the frequency domain signal by FFT. Dispersion curve is obtained from phase angle that is calculated by the frequency spectrum analysis. A compound dispersion curve is obtained from the dispersion curves intervale, and the representative dispersion curve is used to evaluate dimensions and quality of soil grouting body.

由FLAC所得不同点位的速度历时透过快速傅立叶转换后，得到频率域讯号，再经过频谱分析计算其相位角，得到其频散曲线，由不同间距的频散曲线集合成复合频散曲线，再绘制成一"代表性"频散曲线，以评估灌浆体品质及范围。

A self-calibration algorithm that can compute the intrinsic parameters when skew factor is not zero but known is proposed.

实验证明这种自标定方法在倾斜因子不为零，但是已知的情况下可以得到比较准确的摄像机内参数，使得后续的三维重建可以得到较好的结果。

The constitutive equation between current density vector and electric field strength vector is tranformed into s-domain by the principle of Laplace transform,and the inverse Laplace transform is adopted for the explicit equations between them in time-domain. Finally through exponential time stepping,the FDTD iteration equations are obtained,which can be easily solved in discrete-time-domain.

该方法是将电流密度矢量与电场强度矢量之间的本构方程基于拉普拉斯变换原理转到复频域，然后再逆变换到时域得到它们之间显式的方程，最后再结合指数差分，得到离散时域的显式的FDTD迭代方程，解决了本构方程中电流密度矢量的分量相互耦合而不易直接离散的困难。

First, the "autoencoder" network embeds the high-dimensional trajectories in a two-dimensional plane based on a peculiar training rule and learns a trajectory generative model by the inverse mapping.

首先，自编码网络按照一定的学习规则将高维轨迹嵌入到二维平面上，通过该网络的逆向映射得到轨迹的生成模型，由轨迹生成模型可得到一系列可行性轨迹。

In involucre,amino acids content of normal chestnut had a regression equation with significant correlation,other's regression equation of contents change did not gain a notable level,also hadn't have a apparent difference between the empty shell and normal chestnut.

总苞内除正常栗氨基酸含量得到相关极显著的回归方程外，其它的含量变化回归分析均未得到显著水平，空篷栗与正常栗的差异亦不显著。

First, let's consider the number seven: In mathematical terms, it is an irrational number, i.e., a number that cannot be represented as a simple fraction, a number that is "uncountable." To the mind of the symbolic thinker, the number is associated with all that is strange and unusual.

首先，让我们认识一下数字7；在数学上，它是一个无理数，也即除以它的结果不能得到一个单一的数字，除以这一数字将得到一个无穷数列，对一个符号象征思想家的内心来说，这个数字会让人联想到所有古怪的，不寻常的事物。

By adjusting the opening varies of the electronic expansion valves according to the exterior air temperature detected by a temperature sensor, the following is achieved: great heating/cooling efficiency irregardless of the operational conditions, a simple structure, and an air conditioner of smaller size, using electronic expansion valves to adjust the circulation speed of the exchange medium.

电子膨胀阀根据温度传感器检测的外界空气温度，调节其开启程度。得到高加热／制冷效率，而与运行状态无关。通过电子膨胀阀调节热交换介质的流速，得到一个结构简单、尺寸较小的空调器。

Compound 1 was first isolated as a natural substance, and compounds 2-6 were isolated from nidus vespae for the first time.

化合物1为首次分离得到的天然产物，化合物2~6均为首次从蜂房中分离得到。

In thessaly there once lived a king by the name of ixion.he was both handsome and mighty.he went to woo the beautiful maiden dia and won her love,but her old father was most reluctant to part with his child.only when ixion swore to let him have his royal treasure house did the father agree to give the king the hand of dia in marriage .ixion took dia home with him.but he was in no mood to keep his promise,for a long time passed and no treasure ever came to the old man.impatient to have his promised wealth,the old father went to see ixion and gave him no peace,until at last ixion decided to get rid of him once and for all .opening the door of his treasure house,he pushed the old man in and there burnt him to death.

以前有个叫伊克西翁的国王居住在色萨利。他既英俊潇洒又力大无穷。他向美丽的姑娘黛求婚。黛和他一见倾心，但是她的父亲却极不情愿离开他的孩子。最后只有当伊克西翁发誓让黛的父亲得到王室的金库时，这位父亲才答应把黛嫁给了国王。伊克西翁把黛领回家。但他却丝毫没有履行诺言的意思。很长时间过去了，老人没有得到半厘钱。于是老人迫不及待地去找伊克西翁，絮絮叨叨搅得他不得安宁。终于伊克西翁决定索性彻底除掉老头。

At first, the governing differential equations are solved by Fourier transform, then, under consideration of the mixed boundary value condition, a pair of dual integral equations about the vertical vibration are listed which are converted to linear algebra equations by the Jacobi orthogonal polynomial and solved by numerical procedures. Consequently, the dynamic compliance coefficient Cv versus the dimensionless frequency is derived, and the program is compiled.

首先，采用Fourier积分变换解析求解了Biot方程，得到了该动力控制方程在Fourier变换域上的一组通解，然后由混合边值条件建立了地基上基础竖向振动的对偶积分方程，并应用Jacobi正交多项式将其转化为一组线性代数方程组，通过求解得到了不同无量纲频率下基础振动的动力柔度系数Cv，编制了相应的计算程序。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐