Browse Standards

声学 用于声功率级测定的标准声源的性能与校准要求

Acoustics--Requirements for the performance and calibration of reference sound sources used for the determination of sound power levels

声学 机器和设备发射的噪声 噪声测试规范起草和表述的准则

Acoustics--Noise emitted by machinery and equipment--Rules for the drafting and presentation of a noise test code

核电厂应急计划与准备准则 核电厂营运单位应急野外辐射监测、取样与分析准则

Criteria for emergency planning and preparedness for nuclear power plants--Criteria for emergency radiological field monitoring，sampling and analysis conducted by nuclear power plant operating organizations

产品几何量技术规范(GPS) 表面结构 轮廓法 木制件表面粗糙度参数及其数值

Geometrical Product Specifications(GPS)--Surface texture:Profile method--Surface roughness parameters and their values for wooden pieces

极限与配合 尺寸至18 mm孔、轴公差带

Limits and fits--Tolerance zones for holes and shafts size up to 18mm

产品几何量技术规范(GPS) 几何要素 第2部分: 圆柱面和圆锥面的提取中心线、平行平面的提取中心面、提取要素的局部尺寸

Geometrical Product Specifications(GPS)--Geometrical features--Part 2: Extracted median line of a cylinder and a cone，extracted median surface，local size of an extracted feature

产品几何量技术规范(GPS) 坐标测量机的验收检测和复检检测 第4部分: 在扫描模式下使用的坐标测量机

Geometrical Product Specifications(GPS)--Acceptance andreverification tests for coordinate measuring machines(CMM)--Part 4: CMMs used in scanning measuring mode

光源显色性评价方法

Methods of measuring the color of light sources

中国古典建筑色彩

Colors of chinese classical architecture

封闭管道中气体流量的测量 涡轮流量计

Measurement of gas flow in closedconduits--Turbine meters

硅酸盐矿物的电子探针定量分析方法

Quantitative analysis of silicate minerals by electron probe microanalysis

稀土氧化物的电子探针定量分析方法

Quantitative analysis of rare earth element(REE)oxides by electron probe microanalysis(EPMA)

转子式流速仪

Rotating current meter

多费率电能表 特殊要求

Particular requirements for multi-rate electricity meters

产品几何量技术规范(GPS) 表面缺陷 术语、定义及参数

Geometrical product specifications(GPS)--Surface imperfections--Terms，definitions and parameters

产品几何量技术规范(GPS) 表面结构 轮廓法 相位修正滤波器的计量特性

Geometrical product specifications (GPS)--Surface texture:Profile method--Metrological characteristics of phase correct filters

产品几何量技术规范(GPS) 几何要素 第1部分:基本术语和定义

Geometrical product specifications(GPS)--Geometrical features--Part 1:General terms and definitions

产品几何量技术规范(GPS) 工件与测量设备的测量检验 第1部分:按规范检验合格或不合格的判定规则

Geometrical product specifications (GPS)--Inspection by measurement of workpieces and measuring equipment--Part 1:Decision rules for proving conformance or non-conformance with specifications

产品几何量技术规范(GPS) 表面结构 轮廓法 具有复合加工特征的表面 第1部分:滤波和一般测量条件

Geometrical product specifications(GPS)--Surface texture:Profile method;Surfaces having stratified functional properties--Part 1:Filtering and general measurement conditions

公差尺寸 英寸和毫米的互换算

Tolerance dimensions--Conversion form inches into millimetres and vice versa