GB/T 21293-2007
ActiveTest method for fibre length and length distribution parameters - Almeter method
纤维长度及其分布参数的测定方法 阿尔米特法
Catalogue
前言 → 1 范围 → 2 规范性引用文件 → 3 术语和定义 → 4 原理 → 5 仪器 → 6 取样 → 7 试验步骤 → 8 结果计算 → 9 试验报告 Foreword → 1 Scope → 2 Normative References → 3 Terms and Definitions → 4 Principle → 5 Apparatus → 6 Sampling → 7 Test Procedure → 8 Calculation of Results → 9 Test Report
Scope
This standard specifies the test method for determining fibre length and its distribution parameters using the Almeter method. This standard is applicable to the determination of length and distribution parameters of various textile fibres.
本标准规定了用阿尔米特（Almeter）法测定纤维长度及其分布参数的试验方法。本标准适用于各种纺织纤维的长度及其分布参数的测定。
Keywords
Application Summary AI generated
Technical personnel and quality inspectors in the textile industry use this standard to measure fibre length and distribution parameters. It provides a unified technical basis for fibre quality evaluation and process control, ensuring product consistency and fair trade.
纺织行业的技术人员和质量检测人员使用本标准，用于测定各种纺织纤维的长度及其分布参数。该标准为纤维品质评价和纺织工艺控制提供了统一的技术依据，有助于保证产品质量和贸易公平。
AI Summary AI generated
GB/T 21293-2007 specifies the Almeter method for determining fibre length and distribution parameters of textile fibres. Applicable to all types of textile fibres, it uses specialized instruments to measure length distribution and calculate parameters such as mean length and coefficient of variation. The standard details test principles, apparatus requirements, sampling, procedures, and calculation methods, providing a unified technical specification for fibre quality evaluation and textile process control.
GB/T 21293-2007规定了采用阿尔米特法测定纺织纤维长度及其分布参数的试验方法。该方法适用于各类纺织纤维，通过专用仪器测量纤维长度分布，计算平均长度、长度变异系数等参数。标准详细规定了试验原理、仪器要求、取样方法、试验步骤和结果计算，为纤维品质评价和纺织工艺控制提供了统一的技术规范。
Key Sentences extracted from text
本标准规定了用阿尔米特（Almeter）法测定纤维长度及其分布参数的试验方法。
本标准适用于各种纺织纤维的长度及其分布参数的测定。
试验应在标准大气条件下进行。
从样品中随机抽取至少10个试样。
每个试样重复测试两次，取平均值作为最终结果。
This standard specifies the test method for determining fibre length and its distribution parameters using the Almeter method.
This standard is applicable to the determination of length and distribution parameters of various textile fibres.
The test shall be carried out under standard atmospheric conditions.
At least 10 specimens shall be randomly selected from the sample.
Each specimen shall be tested twice, and the average value shall be taken as the final result.