您的位置: 标准下载 » 国内标准 » 行业标准 »

SG 324-1983 网球拍

作者:标准资料网 时间:2024-05-15 04:25:09  浏览:8832   来源:标准资料网
下载地址: 点击此处下载
基本信息
标准名称:网球拍
中标分类: 轻工、文化与生活用品 >> 文教、体育、娱乐用品 >> 体育用品
发布日期:
实施日期:1994-10-25
首发日期:
作废日期:
出版日期:
适用范围

没有内容

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 轻工 文化与生活用品 文教 体育 娱乐用品 体育用品
下载地址: 点击此处下载
【英文标准名称】:Soilquality-Physicalmethods-Determinationofparticledensity
【原文标准名称】:土质.物理方法.颗粒密度的测定
【标准号】:BS7755-5.3-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1998-05-15
【实施或试行日期】:1998-05-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:土壤的物理性质;土壤;土壤试验;试样制备;粒状材料;质量;物理性能测量;数学计算;砾石;土壤学;细粒材料;石;粒度分布;密度测量
【英文主题词】:Compositionoftheground;Concentration;Definition;Definitions;Determination;Measurement;Particleanalysis;Particulatemattermeasurement;Qualitycontrol;Soilanalysis;Testprocedures;Waterpractice
【摘要】:ThisInternationalStandarddescribestwomethodsforthedeterminationofparticledensityofsoilscalculatedfromthemassandthevolumeofsoilparticles.Thefirstmethod(4.1)isapplicabletofinesoil(<2mmdiameter)andthesecondmethod(4.2)isapplicabletobothporousandnonporousgravelandstones(>2mmdiameter).TheparticledensitymaybeusedforthecalculationoftheproportionofsolidsandoftheporosityofsoillayersincombinationwiththeproceduregiveninISO11272.
【中国标准分类号】:B11
【国际标准分类号】:13_080_20
【页数】:12P;A4
【正文语种】:英语


【英文标准名称】:Softwareengineering-Productquality-Part4:Qualityinusemetrics
【原文标准名称】:软件工程.产品质量.第4部分:使用质量的度量
【标准号】:ISO/IECTR9126-4-2004
【标准状态】:现行
【国别】:国际
【发布日期】:2004-04
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC7
【标准类型】:()
【标准水平】:()
【中文主题词】:计算机;可靠度;计算机软件;信息处理;计算机程序;特性;数据处理;特性;度量标准;评定;信息技术;工作特性;软件;质量
【英文主题词】:Characteristics;Computerprograms;Computersoftware;Computers;Dataprocessing;Evaluations;Informationprocessing;Informationtechnology;Metric;Performancecharacteristics;Properties;Quality;Reliability;Software
【摘要】:ThisTechnicalReportdefinesqualityinusemetricsforthecharacteristicsdefinedinISO/IEC9126-1,andisintendedtobeusedtogetherwithISO/IEC9126-1.ThisTechnicalReportcontains:?anexplanationofhowtoapplysoftwarequalitymetrics;?abasicsetofmetricsforeachcharacteristic;?anexampleofhowtoapplymetricsduringthesoftwareproductlifecycle.Itincludesasinformativeannexesaqualityinuseevaluationprocessandareportingformat.ThisTechnicalReportdoesnotassignrangesofvaluesofthesemetricstoratedlevelsortogradesofcompliance,becausethesevaluesaredefinedforeachsoftwareproductorapartofthesoftwareproduct,byitsnature,dependingonsuchfactorsascategoryofthesoftware,integritylevelandusers'needs.Someattributesmayhaveadesirablerangeofvalues,whichdoesnotdependonspecificuserneedsbutdependsongenericfactors,i.e.humancognitivefactors.ThisTechnicalReportcanbeappliedtoanykindofsoftwareforanyapplication.UsersofthisTechnicalReportcanselectormodifyandapplymetricsandmeasuresfromthisTechnicalReportormaydefineapplication-specificmetricsfortheirindividualapplicationdomain.Forexample,thespecificmeasurementofqualitycharacteristicssuchassafetyorsecuritymaybefoundinInternationalStandardsorTechnicalReportsprovidedbyIEC65andISO/IECJTC1/SC27.IntendedusersofthisTechnicalReportinclude:?Acquirer(anindividualororganizationthatacquiresorprocuresasystem,softwareproductorsoftwareservicefromasupplier);?Evaluator(anindividualororganizationthatperformsanevaluation.Anevaluatormay,forexample,beatestinglaboratory,thequalitydepartmentofasoftwaredevelopmentorganization,agovernmentorganizationoruser);?Developer(anindividualororganizationthatperformsdevelopmentactivities,includingrequirementsanalysis,designandtestingthroughacceptanceduringthesoftwarelifecycleprocess);?Maintainer(anindividualororganizationthatperformsmaintenanceactivities);?Supplier(anindividualororganizationthatentersintoacontractwiththeacquirerforthesupplyofasystem,softwareproductorsoftwareserviceunderthetermsofthecontract)whenvalidatingsoftwarequalityatqualificationtest;?User(anindividualororganizationthatusesthesoftwareproducttoperformaspecificfunction)whenevaluatingqualityofsoftwareproductatacceptancetest;?Qualitymanager(anindividualororganizationthatperformsasystematicexaminationofthesoftwareproductorsoftwareservices)whenevaluatingsoftwarequalityaspartofqualityassuranceandqualitycontrol.
【中国标准分类号】:L77
【国际标准分类号】:35_080
【页数】:51P.;A4
【正文语种】:英语