干涉测量的

It is found that the phase-conjugate fifth-order polarization beat is due to the interference between fifth- and fifth-order optical polarizations, the beat signal oscillates not only temporally but also spatially, and the measurement accuracy for laser absolute frequency could reach the same order of magnitude as the laser linewidth.

发现相位共轭五阶极化拍频是五阶非线性光学极化强度之间干涉的结果，拍频信号不仅进行着时间振荡而且同时进行着空间振荡，它对激光绝对频率的测量可达到与激光线宽同一量级的精度。

It is found that the phase-conjugate fifth-order polarization beat is due to the interference between fifth- and fifth-order optical polarizations,the beat signal oscillates not only temporally but alsospatially,and the measurement accuracy for laser absolute frequency could reach thesame order of magnitude as the laser linewidth.

发现相位共轭五阶极化拍频是五阶非线性光学极化强度之间干涉的结果，拍频信号不仅进行着时间振荡而且同时进行着空间振荡，它对激光绝对频率的测量可达到与激光线宽同一量级的精度。

The theory of the angle measurement based on optical autocollimation, internal reflection ,interferometry and the ring laser geniomctor are described in detail.

通过综述光学自准直法、内反射法、激光干涉法和环形激光法等测角方法的测量原理，给出典型实验装置，比较了各种方法的优缺点，并对它们的使用场合进行了探讨。

From the measured data, several parameters of influence function such as coupling, Gauss exponent and characteristic width can be obtained.

并将干涉法测量斜率影响函数的结果与实际的哈特曼探测器的测试结果进行了比较。

In the displacement measurement based on the principle of laser interference, the Gaussian quadrics fitting algorithm is used to fix the central position of facula and raise the location accuracy.

在基于两球面波干涉的长度和距离测量实验中，运用高斯二次曲面拟合算法为激光光斑的中心坐标定位，提高了光斑的定位精度。

If the deformation of the object is symmetrical, two components of deformation can be obtained by the mixed phase distribution.

单光束照明的传统电子散斑干涉技术，测量得到的是一幅物体变形的混合相位场。

When the typical ESPI is used for displacement measurement, a mixed phase distribution of deformation can be measured.

单光束照明的传统电子散斑干涉技术，测量得到的是一幅物体变形的混合相位场。

But, vibration can easily lead to uncertainty of optical path phase difference in the interferometer and result in erroneous optical testing.

为了进行振动环境下的在线测量，必须采用有效的抗振技术，目前具有这种抗振功能的干涉测试技术日益受到重视。

The Verdet coefficient of fiber rings with different twisted turns has been measured with an interference method.

提出采用干涉的方法测量几种不同扭转圈数的扭转光纤环的Verdet系数。

Lines/mm holographic gratings in ultra low expansion mold plate were replicated onto the cross section of the measured sections in a ball grid array electronic package and a quad flat package.

应用1200线/毫米的云纹光栅并结合云纹干涉法，电子束云纹法，原子力云纹法，扫描电镜云纹法测量QFP和BGA型电子封装组件的热变形。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。