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可制成缩微胶卷原始文件要求和特点的推荐规程

Recommended Practice for the Requirements and Characteristics of Original Documents That May Be Microfilmed

涂料和相关材料.试验方法.干盖底能力.对比率

Paints and related materials - Methods of test - Dry hiding power - Contrast ratio

纸浆和纸张的试验方法第525部分：不透明度的测定（纸背衬）-漫反射法

Methods of test for pulp and paper Part 525: Determination of opacity (paper backing)-Diffuse reflectance method

集料层遮盖力的标准试验方法

Standard Test Method for Aggregate Layer Hiding Power

测定纸不透明度的标准试验方法(15℃漫射光照明A、89%反射背衬和纸制背衬)

Standard Test Method for Opacity of Paper (15176;Diffuse Illuminant A, 89% Reflectance Backing and Paper Backing)

在室外环境大气中测定羽烟不透明度的标准试验方法

Standard Test Method for Determining the Opacity of a Plume in the Outdoor Ambient Atmosphere

建筑用木材规范 第一部分：木材

Timber for joinery. Part 1: Specification for timber

卫生纸及其制品.第7部分:光学性能的测定

Tissue paper and tissue products - Part 7 : determination of optical properties

塑料管道系统 塑料管道和配件 不透明度的测定

Plastics piping systems — Plastics pipes and fittings — Determination ofthe opacity

薄纸和薄纸制品. 光学性能的测定. 不透明度 (纸背衬). 漫反射法

Tissue paper and tissue products. Determination of optical properties. Opacity (paper backing). Diffuse reflectance method

薄纸和薄纸制品 第16部分：光学性能的测定 不透明度的漫反射法（纸背衬）

Tissue paper and tissue products Part 16: Determination of optical properties — Diffuse reflectance method for opacity (paper backing)

塑料管道及配件 不透明度的测定

Plastics pipes and fittings. Determination of opacity

纸与纸板不透明度（纸张背衬）试验法－扩散反射率法

Paper and paperboard - Determination of opacity（paper backing）- Diffuse reflectance method

薄纸和薄纸制品 第16部分：光学特性的测定 不透明度的漫反射法（纸背衬）

Tissue paper and tissue products – Part 16: Determination of optical properties – Diffuse reflectance method for opacity (paper backing)

纸和纸板的试验 不透明度的测定

Testing of paper and board - Determination of opacity

纸和纸板的试验.不透明度的测定

Testing of paper and board - Determination of opacity

包装测试 不透明和/或白色着色薄膜 不透明度的测定

Packaging test - Opaque and/or white pigmented films - Determination of opacity

包装测试 不透明和/或白色着色薄膜 不透明度的测定

Packaging test - Opaque and/or white pigmented films - Determination of opacity

包装测试 不透明和/或白色着色薄膜 不透明度的测定

Packaging test - Opaque and/or white pigmented films - Determination of opacity

包装试验 不透明和/或白色颜料薄膜 不透明度的测定

Packaging test - Opaque and/or white pigmented films - Determination of opacity

薄纸和薄纸产品 第 16 部分：光学性能的测定 不透明度（草案）

Tissue papers and tissue products Part 16: Determination of optical properties Opacity (draft)

薄纸和薄纸产品 第16部分：光学特性的测定 不透明度（纸背衬） 漫反射法（ISO 12625-16:2015）；德文版 EN ISO 12625-16:2015

Tissue paper and tissue products - Part 16: Determination of optical properties - Opacity (paper backing) - Diffuse reflectance method (ISO 12625-16:2015); German version EN ISO 12625-16:2015

薄纸和薄纸产品 第16部分：光学特性的测定 不透明度漫反射法（纸背衬）（ISO 12625-16:2024）

Tissue paper and tissue products - Part 16: Determination of optical properties - Diffuse reflectance method for opacity (paper backing) (ISO 12625-16:2024)

薄纸和薄纸制品 第16部分：光学性能的测定 不透明度漫反射法（纸背）（ISO 12625-16:2024）

Tissue paper and tissue products - Part 16: Determination of optical properties - Diffuse reflectance method for opacity (paper backing) (ISO 12625-16:2024)

联邦测试方法标准191A：棉及亚麻纺织材料耐洗涤色牢度测试方法

FED. TEST METHOD STD. 191A: COLORFASTNESS TO LAUNDERING OF COTTON AND LINEN TEXTILE MATERIALS; LAUNDER-OMETER METHOD

涂布纸和纸板 轻量涂布纸

Coated paper and board—Light weight coated paper

纸和纸板不透明度(纸背衬)的测定(漫反射法)

Paper and board-Determination of opacity（paper backing)-Diffuse reflectance method

纸板与纸浆.漫反射系数的测量

Paper, board and pulpe. Measurement of duffuse reflectance factor

喷墨打印用透明胶片

Clear film for inkjet printing

纸张和纸板 不透明度测定（纸质背景） 漫反射法

Paper and board. Determination of opacity (paper backing). Diffuse reflectance method.

薄纸和薄纸制品 第16部分：光学性能的测定 不透明度的漫反射法（纸背衬）

Tissue paper and tissue products - Part 16: Determination of optical properties - Diffuse reflectance method for opacity (paper backing)

塑料管和配件.不透明度的测定

Plastics pipes and fittings - Determination of opacity

往复式内燃机.排放测量.第10部分:压燃式发动机瞬态工况排气烟度现场测量用试验周期和试验方法

Reciprocating internal combustion engines - Exhaust emission measurement - Part 10: Test cycles and test procedures for field measurements of exhaust gas smoke emissions from compression ignition engines operating under transient conditions

信息技术.自动识别和数据捕获技术.条形码符号阅读的低基片不透明性和光泽度效果

Information technology - Automatic identification and data capture techniques - Effects of gloss and low substrate opacity on reading of bar code symbols

纸张和纸板.不透明度（纸基）的测定.漫反射率法

Paper and board -- Determination of opacity (paper backing) -- Diffuse reflectance method

纸和纸板—不透明度的测定（纸背）—漫反射法

Paper and board -- Determination of opacity (paper backing) -- Diffuse reflectance method

软纸及其制品 第16部分 光学特性的测定 漫反射法测定不透明度（ISO 12625-16:2024）

Tissue paper and tissue products - Part 16: Determination of optical properties - Diffuse reflectance method for opacity (paper backing) (ISO 12625-16:2024)

信封规格（第一次修订）

SPECIFICATION FOR ENVELOPES (FIRST REVISION)

薄纸和薄纸制品 第16部分：光学性能的测定 不透明度的漫反射法（纸背衬）

Tissue paper and tissue products - Part 16 : determination of optical properties - Diffuse reflectance method for opacity (paper backing)

薄纸和薄纸制品 第16部分：光学性能的测定 不透明度的漫反射法（纸背衬）

Tissue paper and tissue products - Part 16 : determination of optical properties - Diffuse reflectance method for opacity (paper backing)

彩色胶版印刷纸

Offset paper for multi-color printing

薄纸和薄纸制品 第16部分：光学特性的测定 不透明度

Tissue paper and tissue products - Part 16: Determination of optical properties - Opacity (paper backing) - Diffuse reflectance method (ISO 12625-16:2015)

tissues纸和卫生纸产品 第16部分：光学性质的测定 不透明度（纸背） 漫反射法（ISO 12625-16:2024 等同）

Tissue paper and tissue products — Part 16: Determination of optical properties — Opacity (paper backing) — Diffuse reflectance method (ISO 12625-16:2024, IDT)

塑料管材和管件 不透明度的测定

Plastics pipes and fittings - Determination of opacity (ISO 7686:2005)

纸和纸板 不透明度（纸背）的测定 漫反射法（ISO 2471:2008 等同）

Paper and board - Determination of opacity (paper backing) - Diffuse reflectance method (ISO 2471:2008, IDT)

纸张的不透明度(15/d几何, A/2°光源，89%反射率/2背衬和纸张背衬)

Opacity of paper (15/d geometry, illuminant A/2°, 89% reflectance / 2 backing and paper backing)

薄纸和薄纸产品 第16部分：光学性能的测定 不透明度（纸背衬） 漫反射法

Tissue paper and tissue products - Part 16: Determination of optical properties - Opacity (paper backing) - Diffuse reflectance method (ISO 12625-16:2015)

薄纸和薄纸制品 第16部分：光学性能的测定 不透明度的漫反射法（纸背衬）

Tissue paper and tissue products - Part 16: Determination of optical properties - Diffuse reflectance method for opacity (paper backing)