The hardware calibration also needs stabilized input signal source besides high-accuracy measuring device. 硬件校准除需要高精度的测量仪器外,还需要有稳定的输入信号源。
Electrostatic shielding is provided by surrounding the signal path with a conductor connected to a low impedance point in the circuit, preferably the LO input terminal of the measuring device. 利用连接到电路中一个低阻点的导体,将信号通路包裹起来,即实现了静电屏蔽,该低阻点最好是测量设备的LO输入端子。
Decide the precision required for the monitoring and measuring tasks. Chose proper monitoring and measuring device. 应确定监视和测量任务所要求的准确度,选择相适用的监视和测量装置。
Work out and implement the calibration period of monitoring and measuring device. 制订并实施监视、测量装置的校正周期。
A three-phase measuring device of crude oil is developed based on the monolithic computer MSP430 and neural network. 研制基于MSP430单片机和神经网络的原油三相计量装置。
Adiabatic temperature rise is measured by concrete adiabatic temperature measuring device. 方法利用混凝土绝热温升仪测试混凝土绝热温升。
Design and Application of Static Parameter Fast Measuring Device of Torque Motor in Inertial Navigation System 惯性导航系统力矩电机静态参数快速测试仪设计与应用
A measuring device fixed to a vehicle that measures and displays its speed. 固定在交通工具上能够测量并显示速度的仪表。
The Quasi dynamic pressure calibration system is a dynamic pressure generator, used in calibrating measuring device for the pressure in bore. 准动态压力标定系统是用于膛压测量器材进行准动态标定的动态压力发生器。
In view of the measuring device of the coal powder silo with level meter, the paper analyses the principle of ultrasonic coal powder level meter and radar meter. 针对煤粉仓粉位的测量,分析了超声波料位计和雷达料位计的原理,并介绍了这些料位计试验和使用的情况,进而提出了一种新型的煤粉仓粉位测量装置。
The utility model relates to a visual acuity measuring device of the department of ophthalmology. 本实用新型涉及一种眼科视力检测装置。
According to the practical requirement, a continuative tubing length measuring device is developed. 根据油田井下作业的实际需要,研制了一种油管长度在线连续测量仪。
Structure, operating principle and development history of typical oil and gas measuring device are introduced. 介绍了胜利油田海洋平台典型的油气计量装置的结构、工作原理及发展历程。
"Angle measuring device" with the optical encoder measuring the angle of each pulse is0.72 degrees. 《角度测量器》用光电编码器测量角度,每个脉冲为0.72度。
The Auto Analyzer has been interfaced with almost every measuring device that exist. 自动分析仪已经几乎能和现有的每一种测定装置配套使用。
The principle and structure of measuring device to detect the positioning accuracy of LAMOST fiber positioning unit are introduced. 介绍LAMOST光纤定位单元定位精度检测装置的工作原理及结构。
A current measuring device comprising a current detector ( 10) and a photoelectric converter ( 20). 一种电流测量装置包括电流检测器(10)和光电转换器(20)。
The being with consciousness must have a different role in quantum mechanics than the inanimate measuring device. 在量子力学中有意识的人必定比无生命的测量装置有不同的作用。
Research of Grounding Resistance Measuring Device Based on Embedded Systerm 基于嵌入式系统的接地电阻测量装置的研究
The paper deals with the analysis of tiny leakage for cosmetic blow head and the measuring device of tiny leakage is developed. 本文对化妆品喷头的泄漏问题进行了分析,并研制出对该喷头微泄的检测仪器。
A magnetostriction and magnetic anisotropy measuring device comprises a body, a central device and a main panel part. 一种磁致伸缩和磁各向异性测量装置。
The compound control mode of speed control and tension control was used and the zero shift of the tension measuring device was compensated and spot-calibrated by software and hardware. 在控制方案上采用速度控制和张力控制的复合控制方式,同时通过软硬件对张力测定仪的零点漂移进行补偿和现场校正。
The utility model discloses a harvesting area on-line measuring device of a combine harvester, which comprises a host and a group of sensors. 本实用新型公开了一种联合收割机收割面积在线测量装置,包括主机及一组传感器。
Analysis on coordinate conversion error of airborne measuring device 机载测量平台中的坐标转换误差分析
The dual-output temperature measuring device is especially applied to a temperature measuring device of ship cabins. 本实用新型特别适合作船舶机舱中的测温装置。
So far I've completed three inventions: Tap water leak self-closing valve, Wireless mobile monitor alarm and Dynamic measuring device for High-speed railway track horizontal and vertical displacement. 到目前为止,我已经完成了三项发明,“自来水失控泄漏自关阀”、“无线移动监控监听报警器”和“高速铁路轨道线路横向、垂向位移动态测量装置”。
Abstract: the measuring device for tractor front axle shells, including its measuring principle, hardware constituent of data collecting system and design ideas of system software, is introduced, and the error analysis of the measuring system is presented. 文摘:介绍了拖拉机前桥壳体测量机的测量原理、数据采样系统的硬件组成及系统软件的设计思路,并对测量系统进行了误差分析。
This paper uses single-chip computer and feedback measuring device and combines step motor to adjust the flow regulating valve precisely. 利用单片机和反馈检测元件,结合步进电机来精确调节流量调节阀,组成一基于步进数字式的闭环控制的流量控制系统。
Put proper identification to the calibrated monitoring and measuring device to specify its calibration status. 经检定的监视、测量装置须确定相关标识,以确定其校准状态。