Test method for average cell size of rigid cellular plastics
适用范围:本标准规定了测定硬质泡沫塑料滚动磨损的试验方法。 本标准适用于硬质泡沫塑料的滚动磨损特性。
发布日期:1991-04-27 实施日期:1992-02-01
Determination of number-average molecular weight of polystyrene standards by membrane osmometry
Photovoltaic devices - Part 5: Determination of the equivalent cell temperature (ECT) of photovoltaic (PV) devices by the open-circuit voltage method
适用范围:IEC 60904-5:2011 describes the preferred method for determining the equivalent cell temperature (ECT) of PV devices (cells, modules and arrays of one type of module), for the purposes of comparing thei...
发布日期:2011-02-17 实施日期:2011-02-17
Standard Practice for Statistical Treatment of Thermoanalytical Data
适用范围:<p id="s00021">The standard deviation, or one of its derivatives, such as relative standard deviation or pooled standard deviation, derived from this practice, provides an estimate of precision in a m...
实施日期:2006-03-01
Single sampling procedures and tables for inspection having desired operating characteristics by variables for mean value
实施日期:1996-01-01
Textile glass--Continuous filament yarns and staple fibre yarns--Determination of average diameter of fibre
Post insulators for switchgears and substation with nominal voltages greater than 1000 V; co-ordination of the definitions for mechanical bending strength
适用范围:Post insulators for switchgears and substation with nominal voltages greater than 1000 V; co-ordination of the definitions for mechanical bending strengthDiese Norm gilt für Isolatoren aus Keramik und ...
Determination of mean relative molecular mass for industrial alkylbenzene--Gas-liquid chromatographic method
适用范围:本标准适用于测定工业直链烷基苯的平均相对分子量,不适用于支链烷基苯。
发布日期:1985-05-10 实施日期:1986-01-01
Test methods for mineral wool and its products-Part 4:Avrage diameter of fibers
实施日期:2004-12-01
The determination of granula average crushing strength for monoammonium phosphate and diammonium phosphate
适用范围:本标准规定了颗粒状磷酸一铵、磷酸二铵颗粒平均抗压强度测定方法。 本标准适用于磷酸浓缩法或料浆浓缩法所制得的磷酸铵类肥料的颗粒平均抗压强度的测定。
发布日期:1989-02-22 实施日期:1989-08-31
Anforderungen an Ger?te und Einrichtungen sowie Festlegung der Verfahren zur Messung der hochfrequenten St?raussendung (Funkst?rungen) und St?rfestigkeit. Ger?te und Einrichtungen zur Messung der hochf...
适用范围:This part of CISPR 16 specifies the characteristics and performance of equipment for themeasurement of radio disturbance in the frequency range 9 kHz to 18 GHz. In addition,requirements are provided fo...
实施日期:2010-04-30
Significance Test of Difference Between the Population Mean and the Standard (Standard Deviation Known, Two - Sided)
发布日期:1982-01-28 实施日期:1983-11-17
Hinweise fuer die statistische Auswertung von Daten. Schaerfe von Pruefungen mit Bezug auf Durchschnittswerte und Variante Guide to Statistical Interpretation of Data Part 5:Power of Tests Relating to ...
适用范围:Provides a series of operating characteristic curves which express graphically the various probabilities associated with values of the mean and variance found in statistical analysis, to assist with th...
实施日期:1977-01-01
Statistical interpretation of test results -- Estimation of the mean -- Confidence interval
适用范围:Concerns the estimation of the mean of a normal population on the basis of a series of tests applied to a random sample of individuals drawn from this population when the variance of the population is ...
发布日期:1980-02-01 实施日期:1980-02-01
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