1、

This article puts forward the design of an experimental circuit based on the high precision of the potential difference for calibrating electric meter Series C13 as a reasonable solution for increased accuracy.

利用电位差计的高精度,设计出合理的实验电路对C31型电表进行校准,使得电表的准确度等级得以提高。

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3、

the main products include all-electronic meter series products and electricity automated management system and terminal products.

主要产品包括全电子式电能表系列产品和用电自动化管理系统及终端产品.

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4、

The single well flow metering unit, which is made up of oil meter, recorder, accessories such as pipe and valve and so on, was developed for the oil measurement of single well in series oil wells.

单井流量计量装置是为解决串联油井的单井量油而研究的,该装置由量油器、记录仪表及管阀附件等组成。

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5、

A series of hydraulic system designs are proposed, including oil supply plan, oil pump driving plan, rotating seal scheme, arrangements of oil filter and meter, and the schematic diagram of the hydraulic system.

对液压系统进行了一系列的方案设计,包括供油方案、油泵驱动方案、旋转密封方案、滤油器和仪表的布置方案,绘制出液压系统原理图。

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7、

The Geotherm-ⅱ Model rock thermal conductivity meter is designed and modified from the Geotherm-ⅰ Model absorbing a series of advanced features of the similar apparatus in the United States and France.

地热-Ⅱ型岩石热导仪是在地热-Ⅰ型基础上,参考美、法同类装置的性能特长,改型设计研制而成的。

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8、

As to the series of concrete mixer truck produced by our company, you can choose domestic or imported chassis, the horse power: 240-420, the effective volume of the tank body: 8-16 cubic meter.

我公司生产的系列混凝土搅拌运输车,国产、进口底盘均可选配,功率覆盖240-420马力,罐体有效搅拌容积8-16立方米。

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9、

This series of pump is consisting of electric machinery, pump, flow meter , hose, joint and nozzle.

该系列油泵总成由电机 、 油泵 、 流量表 、 耐油胶管 、 接头、加油枪组成.

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10、

Series 7 should be installed downstream of the water meter and of the water pressure regulator.

系列7应该安装在水表和水压力调节器的下游.

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11、

The operational principle and circuit structure of AHM Series Ampere-Hour Meter are described. The major specifications of the ampere-hour meters are given and the operation instruction of the products is presented concretely.

介绍了AHM系列安时计的工作原理和电路构成,给出了安时计的主要技术指标,具体介绍了该产品的操作规程。

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12、

this factory production electric appliances series products: a single list box meter box;

本厂生产的电工电器系列产品:有单表箱式电表箱;

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13、

This paper introduces a calibration device for digital clamp-meter which is designed on the principle of "Standard Resource". This device can also calibrate voltage-meter and resistance-meter, and can be connected to computer system through series nection interface RS-232 in order to realize automatic calibration.

介绍一种采用标准源原理设计、数字显示的钳形表校验装置,该装置具有电压及电阻校验功能,并可通过RS-232串行接口与计算机相连接,实现校表自动化。

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14、

Measure and record the differential pressure across the valve using a Watts Series PG meter.

采用美国瓦茨系列PG仪器测量和记录通过阀门的压差。警告:应该使用安全眼镜。

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