primary standard

The development of the primary standard for spectral transmission ratio

光谱透射比基标准的发展概况

Research and Manufacture of National Primary Standard Torque System

国家扭矩基准系统的研究与制造

Study on the watt level primary standard for laser power

瓦级激光功率基准器的研究

The primary standard material for burning rate measurement of composite solid propellants

复合固体推进剂燃速国家一级标准物质

Study of Drying primary Standard Substances by Microwave in Lab

实验室常用基准物质的微波干燥实验

Paddy soil quality and environment quality are all good , which have reached primary standard .

水稻田土壤质量和环境质量良好，都达到一级标准。

Josephson voltage primary standard and check the stability of DC reference standard

约瑟夫森电压基准与固态电压标准的稳定性考核

A few physical methods for realizing photometric primary standard

实现光辐射度量基准的几种方法

And quality of reconstructed soil is the primary standard for evaluating effect of soil reconstruction .

重构土壤的质量是检验土壤重构或农林草复垦成败的主要标准。

The National Photometric Primary Standard of China

中国光度基准

The Development of Automatic Primary Standard for Vickers Hardness

全自动维氏硬度基准的研制

This major consists of two levels , one is the primary standard , two is the concrete standard .

标准主要包括两个层面，一是基本标准、二是具体标准。

The total uncertainty of the photometric primary standard is ± 0.33 % .

光度基准总的不确定度为±0.33%。

A Free-air Chamber Used as the Primary Standard of Medium Energy X-ray Exposure

一个用于中能X射线照射量基准的自由空气电离室

This paper gives a summary about the equipments and experimental results of photometric primary standard of China .

本文简要叙述建立光度基准的实验装置和实验结果。

VUV / EUV Primary Standard Detector Facility and Transfer Detector Calibration

VUV/EUV标准探测器装置和传输标准探测器的标定

Faraday constant and the absolute determination of the purity of primary standard reagents

法拉第常数和基准试剂纯度的绝对测定

Pursuit of practical work style being as the primary standard of construction of a clean and honest Army

求真务实是军营廉政建设的首要标准

Technological innovation for the 3GH_z RF Voltage Primary Standard

3GHz射频电压基准技术改造

The National Primary Standard Manometer Built in NIM

中国国家气压基准器

A new automated spectro radiometric calibration system is used to establish the new national primary standard of color temperature .

用一个自动的光谱辐射校准系统建立新的国家色温度基准。

NIM4 # Cold Cesium Atomic Fountain Clock a Time and Frequency Primary Standard of New Generation

NIM4铯冷原子喷泉钟新一代时间频率基准

According to the primary standard of core competitive ability recognition . The recognition method system of high-tech enterprise core competitive ability is constructed .

依据核心竞争力识别的基本标准，构建高新技术企业核心竞争力的识别方法体系。

Method : We searched Medline ; The Microcalorimeter for Radium Primary Standard

方法：本研究检索了4个主要数据库：Medline（1966-2000）；镭基准监测量热计

A Provisional Primary Standard of Microhardness Tester

显微硬度临时基准

A Time and Frequency Primary Standard of New Generation : NIM4 # Laser Cooling-Cesium Atomic Fountain Clock

新一代时间频率基准：NIM4激光冷却-铯原子喷泉钟

10V Josephson Junction Array Voltage Primary Standard

10V约瑟夫森结阵电压基准

NIM 4 ~ # Laser Cooling-Cesium Atomic Fountain Clock : A New Generation of Time and Frequency Primary Standard

NIM4~激光冷却铯原子喷泉钟&新一代国家时间频率基准

In order to make the evaluation of public policy more effective and scientific , correct primary standard must be set up to direct the secondary standard .

为了更有效、更科学地开展公共政策评估活动，应设立正确的首要标准，以首要标准来统率次要标准。

The international primary standard for the kilogram is made of90 % platinum , 10 % iridium .

重量和长度的国际标准原型用90%的铂，10%的铱制成。