Aimed at the on-line inspection of small-diameter pipelines, the condition of complete coverage of circumference for the pipeline has been extensive studied for single ultrasonic sensor with a rotating planar reflector.
针对小管道在役检测的特点,对旋转反射镜式传感器结构的不漏检条件进行了详细分析,并对单焦距超声传感器用于小管道在役检测时的相对误差进行了讨论;在超声检测分析的基础上,对旋转反射镜式传感器进行了结构设计,它由超声传感器、平面反射镜、旋转机构、微型电机和连接器等部件组成;小管道液浸超声检测室内试验表明,在适当的采样率和系统增益情况下,反射镜式超声传感器可用于小管道的在役检测。
Inquiry about the design of rotating mirror house of the streak camera
转镜式高速摄影机中旋转反射镜腔体的设计探讨
Study on Mixing Properties of Rotating Mixer in RIM;
旋转式反应注射混合器特性分析与研究
Polarization aberrations analysis of reflective rotationally symmetric optical systems
反射式旋转对称光学系统中的偏振像差分析
a transformation that is a combination of single transformations such as translation or rotation or reflection on an axis.
变换就是单一的变化比如轴上的转化旋转和反射的集合体。
The Research of Rotary Kenics Mixer in RIM and Rapid Processing Method;
旋转式Kenics型反应注射混合头研究及快速制品加工技术探讨
Retrieval of Total Column Water Vapor with Multi-filter Rotating Shadow-band Radiometer;
利用多光谱旋转遮蔽影带辐射仪（MFRSR）进行大气柱水气总量反演
Shaping Techniques for a Cassegrain System with Switching Feeds by Rotating the Subreflector
旋转副反射面切换工作馈源的卡塞格仑型天线赋形技术
The Millimeterwave Antenna Feed Scheme Adopting 90°Offset Reflection Surface Dispensing With Rotary Joint
采用90°偏馈反射面省却旋转关节的毫米波天馈线方案
Wind Retrieval Simulation of a Rotating Range-Gated Fanbeam Scatterometer with Antennas of Different Gain Pattern
不同增益天线旋转扫描扇形波束散射计的风场反演仿真
infra-red spin-scan radiometer
红外旋转扫描辐射计
"The angle of rotation, which provides a measure of the current flowing in the coil, is measured by the movement of the needle or by the deflection of a Beam of light reflected from the mirror. "
旋转角度可用来度量线圈内通过的电流,角度用指针的转动或镜面反射光线的偏转来测定。
spin-flip Raman laser
自旋反转拉曼激光器
single-crystal spinflip laser
单晶自旋反转激光器
Fluid flow pattern in rotor cavity of roto-jet pumps
旋转喷射泵转子腔内液体的流动规律
Research on the Dynamical Characteristics of Counter-rotating Dual-rotor System;
反向旋转双转子系统动力学特性研究
Experimental study on the swirling characteristics of a swirling water jet nozzle by using PIV
旋转射流喷嘴内旋流特性的PIV实验分析
chair, adjustable speed, revolving, for reflex testing
可调速转椅,反射测试用
The reflection points for the transformed waves do not coincide with those of the non-transformed waves.
转换波的反射点与非转换波的反射点不一致。
