1) rifling angle measurement
缠角测量
2) Entanglement measurement
纠缠测量
3) twining angle
缠角
1.
The measurement principle and method of guiding-groove symmetrical degree, twining angle, inside radius, beeline degree for direction pipe are presented.
该文提出了定向管导槽对称度、缠角、内径、直线度等参数测量原理和方法,应用位置敏感探测器和光斑定位技术实现了定向管参数实时自动测量的功能,克服了已往定向管参数只能单一测量的不足。
2.
Based on in-depth analysis on characteristic and function principles of PSD, combined with characteristic of measured object, this article presents an new real-time measurement for symmetrical degree, guiding-groove, twining angle, inside radius of long direction pipe; completes designing work for hardware of function module and .
本文在深入分析研究PSD的特点和工作原理的基础上，结合被测量对象的特点，首次提出了长定向管导槽对称度、缠角、内径等实时自动化测量的一种新方法；完成了硬件功能模块及应用软件的设计工作；并对测量结果的误差源及不确定度进行了分析和计算；在此基础上研制了长定向管的直线度、导槽对称度、缠角及内径等参数自动、实时综合测量设备。
4) angle measurement
角度测量
1.
Non-linear calibration technology of capacitive accelerometer for angle measurement;
用电容式加速度传感器进行角度测量的非线性标定技术
2.
Algorithm for 3-D space three-coordinate angle measurement monocular passive location;
三维空间三坐标角度测量单点被动定位算法
5) angle measuring
角度测量
1.
The hardware structure and principles of the circuit design of the angle measuring device based on AT89S51 are analyzed.
分析了基于AT89S51单片机的角度测量的硬件组成、电路设计原理。
2.
Aimed at angle measuring of repeat-rotary object , the rotary encoder that forms an integral structure of light,mechanism and electricity is used as sensor to measure the turning angle in this system.
针对回转体回转角度测量的实际情况,研制了新型回转体回转角度测量仪。
3.
A high precision angle measuring system is introduced in order to improve the defect in traditional measuring system.
为弥补传统光电立靶中相机仰角角度值不能实时显示的不足,介绍了一种新型高精度立靶密集度测试系统角度测量电路的设计;该角度测量电路主要由高精度角度传感器、51单片机、多位LED显示部分构成。
补充资料：缠角
在膛线上的任意一点的切线与枪管轴线的平行线的夹角。我国1954年式手枪，1956年式突击步枪和1953年式重机枪等枪的缠角均为5度42分
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条