Optical ball with acrylic cover, good transparency, no deformation.
采用亚克力光学球罩，透光性好，无变形。
For eliminating the errors in deformation measuring and improving the accuracy in hole-drilling method, this paper presented an optical technique, grating rosette and moire interferometry.
针对钻孔法测量残余应力方法中变形测量存在的误差，提出用光栅应变花测量钻孔所释放的残余应变。
A distributed optic fiber type strain sensing system based on optical time domain reflectometer and used for monitoring large scale structural strain and deformation state is studied in the paper.
研究了一种用于大型工程结构应变、变形状态监测的基于光时域反射技术的分布式光纤应变传感系统。
In consideration of the difficulty of monitoring internal deformation in dam model tests, a new optical fiber sensor based on fiber Bragg grating (FBG) technology has been developed.
考虑到大坝模型试验中内部变形难以监测的现状，研制了一种新型的基于光纤布拉格光栅(FBG)技术的光纤传感器。
In this paper, with bending loss of optical fiber, deformation of rock layer can be monitored.
在本论文中，首先根据光纤的弯曲损耗原理监测岩层的变形。
Constructs fiber optical sensing system for vacuum measuring, carries out vacuum measuring using elastic deformation of metal diaphragm for reflex fiber sensor.
设计了一套强度调制型光纤真空度传感系统，并利用真空腔室金属膜片压差的弹性微形变实现了反射式光纤真空度连续检测。
A study on measurement of deformation micro-accelerometer parts with optical interferometry is presented.
介绍了用光干涉法测量微加速度计零件变形的研究。
The microstructure evolution during the warm deformation is observed by optical microscopy (OM) and transmission electronic microscopy (TEM).
通过光学显微镜和透射电镜观察了温变形中的微观组织演变。
An finite element model is established by ANSYS, the deformation of optical mirrors caused by temperature field is analyzed.
用ANSYS建立有限元模型，分析由温度场引起的光学镜面形变。
A novel method of data processing between the finite element deformation results and the surface distortion of optical element was presented and compared with the traditional method.
提出了一种新的有限元变形结果与光学元件面形畸变之间的数据处理方式，并与传统方式进行了对比。
To validate the efficiency of the method, simulation experiments are applied for the optical images with large deformation and with large displacement of the sensor.
为了验证该方法的有效性，针对变形较大和传感器位移较大的光学遥感图像设计了仿真实验。
This paper presents an untouched optical measuring method in finding out the deformation of an aircraft engine vane.
针对飞机叶片表面变形量测量要求提出一种非接触式光学测量方法。
The microstructure features at different hot deformation conditions were analyzed with optical microscope (OM) and transmission electron microscope (TEM).
利用光学显微镜（OM）和透射电子显微镜（TEM）观察合金不同热变形条件下的组织形貌特征。
The Gravity deformation of large aperture optical cell greatly affect the optical surface test and the optical system performance.
大口径光学元件的重力变形对元件检测和光学系统性能影响很大。
The deformation and fracture of mild steel under high frequency bending fatigue has been studied by optical microscope, scanning electron microscope and microhardness determination.
用光学、扫描电子显微镜及显微硬度计，研究了低碳钢在高频弯曲疲劳过程中的形变及断裂。
Torque is applied at the edge of the optical cell to generate flexible deformation offset the gravity deformation.
通过在光学元件边缘施加力矩，产生与重力相反的挠性变形，抵消重力变形的影响。
The feasibility of testing rock deformation by the optical fiber grating technology is verified in this paper. The drift can reflect the deformation.
本论文通过实验验证了光纤光栅技术在测试岩层变形时的可行性，波长的偏移可以反映模拟岩层的变形规律。
The optical fiber sensor can be used to monitor materials' deformation and locate it when the layout is distributed.
光纤传感器的分布式布置可以监测材料变形的整个过程，并可对变形位置定位。
It is relatively difficult to monitor the deformation of slope body in model test. To solve this problem, the optical fiber sensing technique is applied to slope model test.
关于边坡模型的坡体变形监测较为困难，将光纤传感技术应用于边坡模型试验尝试解决这一问题。
Using non-deformation principle of soliton propagating over ultralong distance(fibers), the ultrahigh speed and ultralong hauls transmision system—optical soliton communication is developed.
利用光孤子传输长久不变形的原理，构成一种超高速、超长距离的光纤通信系统——光孤子通信系统。
The test result shows that the measure precision of this kind of optical fiber sensors can reach to 50 nm so as to meet the requirement of dam deformation monitoring.
根据水电站水坝安全的要求，利用光外差技术设计了一种监测水坝变形的光纤传感器。
The test result shows that the measure precision of this kind of optical fiber sensors can reach to 50 nm so as to meet the requirement of dam deformation monitoring.
根据水电站水坝安全的要求，利用光外差技术设计了一种监测水坝变形的光纤传感器。
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