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- noise measuring technique 噪声测量技术
- The Phase Noise Measurement Technique of Microwave and Millimeter-wave Signal--The Extract of Phase Noise and the Error-correction 微波、毫米波相位噪声测试技术--相位噪声的提取及误差校正
- A 8mm waveband FM and AM noise measuring equipment is introduced in this paper. 介绍了8mm 调频调幅噪声测试设备的原理和设计;给出了完整的测试数据和误差分析.
- Measuring technique of experimental fracture and damage mechanics II. 实验断裂、损伤力学测试技术2。
- The measuring technique can be carried out with an ordinary diffractometer. 这种技术可在普通衍射仪上进行。
- Wind turbine generator systems -- Part 11: Acoustic noise measurement techniques 风力涡轮发电机系统。第11部分:噪声测量技术
- Laser Laboratorium G?ttingen e.V. offers information to Environmental measuring technique in addition to Laser technology. 公司专业从事环境测量技术以及激光技术业务。
- Non-contact prevents chipping. Easy to use measuring technique, even for micro-drills, using a work point sensor. 量测时仅须将钻头置于架上转动,如此简单的操作可以避免作业员间的量测误差,得到高精度的量测结果。
- To build a good salt delve gas storage reservoir,sonar measuring technique is introduced. 为建好盐穴储气库,引进并采用声纳测量技术。
- It explains fundamental principles of the measuring technique, evaluates the terminology, symbols, and parameters used. 本文介绍了该测量技术的基本原理、荧光术语和参数等。
- Coordinate measuring technique can be divided into 3 sections: for manufacture, for acceptance test and for application. 坐标测量技术可以分为 3个部分 :生产阶段、验收阶段和使用阶段。
- A minitype wireless noise measure system is designed to act as an automonitor, which has been proved to be a practical device. 试验结果表明,该系统可以有效获得飞机的噪声数据,测试结果与仿真结果比较吻合。
- Elaborated in the cadastration the boundary point, the object point concrete measuring technique and the office work processing general process. 阐述了地籍测量中界址点、地物点的具体测量方法和内业处理的一般过程。
- The modified readout noise measurement is based on the standard deviation of a selected square in the overscan image. 在此基础上,提出了改进的噪声和CTE的测试和归算方法。也就是,读出噪声的测量以过扫描区的方差为基础来进行。
- The principle of self-mixing interference (SMI) is a new measuring technique which is applied in interferometry since 1980’s. 激光自混合干涉技术 (SMI) 是一种新型的计量技术,从80年代开始应用于干涉测量。
- The location of the crack can be found by the change of the apparent resistivity,based on four-probe electrical resistivity measuring technique. 基于四探针电阻率测量技术,依据试验测得的混凝土表观电阻率变化确定裂缝位置。
- The ambient noise measurement for substations in the city plays an important role in controlling and preventing ambient noise pollution. 城市中变电站环境噪声测量对控制和防治环境噪声污染起着重要作用。
- This method determines the most effective channels and frequencies to test so the number of phase noise measurements is reduced. 此测试方法能决定出最有效的频道及频率进行测试,以减少相位杂讯的测试次数。
- Junior college graduated, with a metrology or measuring techniques background. 中专以上学历,具有计量测量专业或/计量测量技术背景;
- After collecting information of workers, instruments and buildings, noise measurements, audiometry and annoyance assessments were examined. 噪音量测方面,在医院牙科门诊及牙体技术公司进行环境噪音监测及频谱分析,并测量工作人员之个人噪音剂量;