Building construction machinery and equipment. Classification Ingestion-build-260237 and includes:

and includes:

BS EN 60318-4 on occluded-ear simulator for the measurement of insert earphones is useful for:

Some typical anticipated environments and activities for which the various categories of ensemble could be used are also provided

— uncertainty of measurement (Subclause 6

also influence the transmission

Building construction machinery and equipment. Classification Ingestion-build-260237 and includes:Scope This Technical Report classifies machinery and equipment used in the building and construction industry into three hierarchical levels, and nine groups and into subgroups. It covers machines and equipment employed in the majority of works in the field, classified according to their specified use. In as far as possible, and where existent, International Standards corresponding to subgroups are specified. The ISO Technical Committees responsible