1、

Synchronous detection with the phase shift in the light wave distance measuring instrument with UHF modulation

超高频调制光波测距仪相位偏移法同步检测

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2、

Micro-displacement Measuring Instrument with Semi-conductor Laser Fabry-Perot Interference Wave Length

半导体激光Fabry-Perot干涉波长的微位移测量仪

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3、

aim at the feature of shock wave of underwater launcher, a measuring system of shock wave is made up based on virtual instrument technology. the operating principle, method of implementation, the hardware structure and software structure of the system are given.

针对水下发射器发射时冲击波的特点,组建了一种基于虚拟仪器技术的水下冲击波参数测量系统,阐明了系统工作原理、实现方法及系统的硬件和软件结构;

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4、

The Model NC-1 Measuring Instrument for Internal Resistance based on the square wave current method.

NC-1型内阻测定仪根据方波电流法原理制成,可用于测量大容量电池、起动电池和其他电池的内阻。

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5、

the system includes water level meters, valve driver apparatus, mooring force measuring instrument, pressure gauges, velocity and wave meters, computer real time data acquisition and control apparatus, and software used in the test and data processing.

该系统包括水位和水面检测仪,阀门驱动装置,系缆力测量仪,压力、流速、波浪测量装置以及计算机实时数据采集与控制装置,测控与数据处理软件。

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6、

study on ultrasonic shear wave velocity measuring instrument and method used for soil specimen

土样剪切波速超声测试装置与方法研究

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7、

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。

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