Rechercher

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 unknown and calculation of the conficence interval for the population mean therefrom and from the standard deviation. Test method may be subject to systematic errors.

Defines the terms specific to the CAMAC modular instrumentation and digital interface system which forms the subject of several IEC standards. It includes also other terms whose use is well established and those of corresponding characteristics of the NIM system of instrumentation.

Standardizes arc furnace test conditions and methods to determine the main parameters and technical operating characteristics. Applies to industrial three-phase direct arc furnaces, the rated capacity of which is equal to or greater than 0.5 tonne. Also applies to furnaces having one or more electrodes, other than three-phase furnaces.

Lays down definitions and test methods for density meters utilizing ionizing radiation designed for the measurement of the average density of liquids, slurries or fluidized solids. This standard applies to transmission type instruments only. Safety aspects are not included.

Defines the characteristics to be assessed, the test methods to be used and establishes uniform requirements for judging properties and dimensions of single and double sided printed boards with plated-through holes. This standard is intended as a basis on which agreements between purchaser and vendor can be made.

Applies to 32 kHz quartz crystal units for wrist watches. Gives methods of measurement of resonance frequency, resonance resistance, frequency-temperature dependence and frequency pulling. Lays down test methods in accordance with IEC 68-2-6, 68-2-20, 68-2-21 and 68-2-27.

1. Scope 1.1 This Standard sets forth safety requirements and standards for the sub-assemblies and assemblies of regular bicycles, as well as recommended safety measures for their use and care. 1.2 Special bicycles, such as track bicycles design for use on racing tracks and which may not have a normal braking system or other operating systems…

1. Purpose, Scope and Application 1.1 Purpose The purpose of this standard is to establish the requirements and test procedures for paper to be used in Optical Character Recognition (OCR) Systems. 1.2 Scope This standard contains basic definitions, measurement requirements, specifications, and recommendations for papers used with optical character recognition readers.…

1. SCOPE 1.1 This standard applies to metric squares used by carpenters in determining angles when fabricating parts from wood or other materials. Squares in accordance with this standard shall be graduated with the International System of Measurement (SI) Units. This standard will eventually supersede Imperial graduated carpenter's squares now covered by CGSB 39-GP-21.