The instrument is adopted the digital coding and modem technique, it could be transport the current measuring signal of the several kinds on and in water. 采用数字编码、调制/解调技术,作水下、水上间多种测流信号的信号传输。
A modern digital electrical prospecting instrument characterized by transmitting square wave current and measuring the geoelectric parameters of real time display at the instant of minimum interference amplitude is introduced. 本文介绍一种利用现代数字电法仪方波发射、实时显示的特点,在强干扰条件下,选择地电干扰幅度最小的时刻进行采样观测的方法。
During the determination-test making use of 8-bit single-card computers, this instrument controls and completes the automatic constant current, the automatic measuring of time and temperature, the automatic handling of data, the automatic stop, etc. 该仪器利用8位单片计算机进行控制,完成测试过程中的自动恒流、自动测量时间和温度、自动进行数据处理、自动停机等功能。
The latter section of this paper introduces a new-type machine tool revolution precision measuring instrument after analyzing current revolution precision measuring technology. 本文后半部分在分析了当前的机床回转精度检测技术后,介绍了一种新型的机床回转精度检测仪。
Commonly used measuring instrument such as current meter, voltmeter, thermometer, resistance measurement, such as the number of capacitance measurement test is more and more, testing cycle shortens, measuring the high volume of work. 常用的计量仪表如电流表、电压表、功率表、温度表、电阻测量、电容测量等检测的数量越来越多,检测周期越来越短,计量的工作量很大。