Finally, according to the guide of standard drafting, It was summarized the method of relative standards drafting in construction of spatial information system.
结合上海市数字城市空间信息系统关键技术研究,根据系统的技术框架及工作流程提出了数字城市空间信息系统的标准体系;对目前已有的国际标准和国家标准进行分析,提出标准应用的三种情况:等同应用、等效应用和选择应用;最后根据标准编写指南,提出空间信息系统相关标准草案的编写方法。
This paper explains differences between metrological primary standard and active measuring standard,emphasizes the reasons of this method won t work that external commodity instruments are used as primary standard implements.
本文阐述了LED计量基标准与现行测试标准的区别,指出了国外商品类仪器不能买来用作基标准器的原因,挑出了4组参数,介绍了其测量装置建立的参考依据,最后指出了目前不宜测量的参数。
grey scale for assessing staining
污染测试用标准灰色样卡表
standard sand for testing strength of hydraulic cement mortars
水泥强度试验用标准砂
standard substances for volumetric analysis
容量分析用标准试剂
Design the Standardize Test Paper with PowerPoint
利用PowerPoint设计标准化试卷
Accurate Application of the"Three-Beneficial-to" Criterion;
试论“三个有利于”判断标准的准确运用
Reference Materials Used in Analysis and Testing Ⅱ.The Role and Use of RM
标准物质与分析测试 Ⅱ.标准物质的作用和使用
Application of Reference Test Pieces in Calibrating Impact Testing Machines
标准试样在冲击试验机检定中的应用
Type of steel Plate & Related JIS, ASTM and Other Major Industrial Standards
钢板用途分类及各国钢板的工业标准包括日工标准及美材试标准
Development and Application of 1000 kV Standard Capacitor Voltage Transformer for Field Test
现场试验用1000kV标准CVT的研制与应用
Standard sand for cement strength test
GB178-1977水泥强度试验用标准砂
standard adjacent fabrics for staining of colour fastness test
纺织品色牢度试验用标准贴衬织物
standard atmospheres for conditioning and testing textiles
纺织品的调湿和试验用标准大气
Standard atmospheres for textiles conditioning and testing
GB6529-1986纺织品的调湿和试验用标准大气
Applied Standard and Method Choice of Government Function;
试论政府职能运用的标准与方式选择
Control of the Authentic Edition of Standard Material in the Testing Laboratory;
测试实验室使用标准有效版本的控制
Discussion on the Role of Standardization in Modern International Trade;
试论标准化在现代国际贸易中的作用
Application of Maximum Standard Deviation Method in Concrete Test
最大标准差法在混凝土试验中的应用
Application of NFC Technologies and its Standardization and Testing
NFC技术的应用、标准进展及测试