standard
The standard is "a normative document that is used in order to obtain the best order within a certain range, agreed upon and approved by a recognized body, used together and reused." The standard is intended for the purpose, that is, the target. Later, because of the characteristics of the target itself, derived from a "how to distinguish things with other things" means. Will be derived from this meaning is not difficult to understand. The target is "used to determine the basis of good technology or results", the standard is another argument. The criterion of "the basis for determining the basis of a thing to determine whether it is a good thing" is a unified agreement issued in the form of a document, which contains a Used to develop technical specifications or other precise criteria for rules, guidelines or characterization for activities and results in a given context, with the aim of ensuring that materials, products, processes and services meet the needs. In general, the development of standard documents has been negotiated and approved by a recognized body. Standards often have a profound impact on aspects that should be taken seriously (such as safety and reliability of machines and tools, toys, medical equipment). ...