查询词典 inverse

They have many strange properties such as negative phase velocity, negative refractive index, perfect imaging, inverse Doppler effect and abnormal Cerenkov radiation.

负折射率介质最早由前苏联科学家Veselago在20世纪60年代从理论上提出来的，是一种具有介电常数ε和磁导率μ同时为负值的介质，它具有诸如负相位速度，负折射率，理想成像，逆Doppler频移及反常的Cerenkon辐射等多种奇异的物理现象。

They have many strange properties such as negative group velocity , negative refractive index, perfect imaging, inverse Doppler effect and abnormal Cerenkov radiation.

它具有诸如负群速度、负折射率、理想成像、逆Doppler频移、反常Cerenkov辐射等种种奇异的物理性质。

Since Eogene, amount of tectonic subsidence has a characteristics of becoming litthe gradually from south to north , depositional centre is migrated from south to north, volcanic activity is stronger in south and weaker in north during Kongdian stage, and inverse during Neogene.

自早第三纪以来，构造沉降量具有由南向北由大变小的特点，沉积中心也是由南向北迁移的，火山活动在孔店期时南强北弱，到上第三纪时则是北强南弱。

The Genetic Inverse Method is used to the QP layer model parameter inversion.

用遗传算法进行了QP层模型电离层参数的反演研究。

The damping least-square method is applied to the QP layer model parameter inverse problem.

用阻尼最小二乘法进行了QP层模型电离层参数的反演研究。

Grozny no longer looks like Stalingrad. It has been rebuilt and spruced up. But "the economic gains were in inverse proportion to the moral ones".

格罗兹尼这次没有与斯大林格勒遭遇相同的命运，重建后的格罗兹尼还进行了城市美化。

The fusion image is reconstructed by means of the inverse IHS transform.

实验结果表明，该方法的融合效果优于传统的IHS变换法和小波变换方法。

It was inverse correlation between MVD and apoptosis in gastric carcimona.

胃癌组织中的微血管密度与胃癌细胞的凋亡呈负相关。

In chapter two, we first consider the linear system WAWx=b, where A is an m*n rank-deficient matrix. Then we consider the weighted Frobenius norm on data, and get the formula of W-weighted Drazin inverse solution of the linear system.

第二章的前半部分介绍了线性系统 WAWx=b 的加 W 权的 Drazin 逆解在范数带参数的 Frobenius 范数意义下的条件数，这里矩阵 A 为一个 m*n 的秩亏阵。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。