1) the geometrical metrical error
站址测量误差
1.
Based on the method of position location in bistatic sonar,the orientation equation based on the distance and the formula of location error in multistatic sonar were deducted,and the algorithm using distance datas was discussed,and the affected orientation precision of the geometrical metrical error and the temporal metrical error were argued.
在双基地声纳系统的定位方法[1]基础上推导了基于距离信息的多基地声纳系统的定位方程及定位误差的表达式,讨论了多基地声纳系统利用距离信息进行定位的定位原理,讨论了站址测量误差和时间测量误差对系统定位精度的影响,并对不同站址布局下,系统的误差分布特点进行了研究,得出了使定位精度达最高的一种站址布局方案。
3) station errors
测站误差
4) measurement error
测量误差
1.
A discussion of measurement errors of coaxiality of long-distance bores;
远距离孔同轴度测量误差探讨
2.
Method of reducing measurement error on core resistivity.;
降低岩心电阻率测量误差的方法
3.
Theoretical study on the measurement error of ultrasonic power meter;
对悬链式超声功率计测量误差的理论探讨
5) measuring error
测量误差
1.
Adaptive correction of multi-range measuring errors of laser resistor trimming machine;
激光调阻机多档测量误差的软件自适应校正
2.
Heat-conduct analysis of measuring error of thermometric component;
测温元件测量误差的传热学分析
3.
Effect of measuring error of power - law fluid on pipeline friction coefficient;
幂律流体本构常数测量误差及其对管线摩阻系数的影响
6) error measurement
误差测量
1.
The research on error measurement and error compensation of CNC machine tools based on the step gauge;
基于步距规的数控机床误差测量和补偿技术
2.
This paper proposes a new method to finish complex curved surface profile error measurement.
文章提出了斜轧辊复杂型面轮廓度误差测量的解决方法,给出了大轴复杂型面测量系统的构成模型。
3.
In the process of the spindle error measurement,it gets low level of accuracy with present methods,since there is relative motion between the testing device and the object under test.
提出一种针对动态旋转构件的相对静止误差测量新方法,该方法通过引入多体动力学坐标变换理论,使测量过程中测试装置与被测物体之间保持相对静止,推导出测试装置的变换条件,并与激光三角法相结合得到测量主轴回转误差。
补充资料：测风站
测风站
station for air measurement
CefengZhon测风站(station for air measurement)测定风速的专用设施。矿井的总进、回风道，以及各翼、各阶段和各主要作业区的进、回风道，均应设置测风站，并挂记录牌，注明测风站的编号。测风站应符合四点要求:(l)选在巷道的直线段，前后10一15m范围内巷道断面无明显变化。(2)长度不小于4m，其断面积不小于4m2.断面内无障碍物。(3)周壁光滑平整，木支护的巷道需钉以木板，不支护的巷道壁面上应涂抹水泥砂浆。(4)测风站边壁与巷道边壁之间的空隙应严密堵塞，防止漏风。 (染昌才)
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