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Avis d'intention

Capteurs solaires

1.1 This Standard specifies a set of technical requirements and test methods for glazed and unglazed liquid heating solar collectors and covers operating performance and marking requirements. 1.2 This Standard applies to...
Avis d'intention

Mesure de l'exposition au bruit

1.1 This Standard describes methods for determining the occupational noise exposure level of workers (Lex,T) using sampling techniques. Lex,T represents the long-term noise exposure of workers and is calculated from...