Precast concrete products. Retaining wall elements1 Scope This European Standard deals with the requirements, the basic performance criteria and evaluation of conformity for precast elements made of plain, reinforced or prestressed normal weight concrete, used for the construction of retaining walls. The products covered by this European Standard are intended to be used as part of retaining walls in applications such as: to retain natural ground excavations and trenches; to retain earth fills for

attention should also be given to the possibility of the rubber material contaminating the liquid or gas

Helical-scan digital video cassette recording system test personnel

The main objective of ISO 155 is to ensure manufacturers maintain consistent and satisfactory belt drive quality and performance

reversing switch

ICP-OES and ICP-MS

all ports of the device are controlled

What is BS EN 61000-2-12 - Electromagnetic compatibility about

This British Standard supersedes BS 4422-1:1987

The object of BS EN 61131-7 is to offer the manufacturers and the users a well-defined common understanding of the basic means to integrate fuzzy control applications in the Programmable Controller languages according to IEC 61131-3

BS 6165 aims to produce a specification for small disposable fire extinguishers for various applications with an acceptable minimum level of performance

The supplier of an implementation which is claimed to conform to CCITT Rec

which in turn are used in products like adhesives