Best available techniques. Disposal of products containing halogenated organic substances, including persistent organic pollutants. Indicators to identify
Electroacoustics. Hearing aids. Part 8. Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions
Rectangular steel all-cast moulding boxes having inside dimensions: length 1200; 1400 mm, width 900; 1000 mm, height 450; 500 mm. Construction and dimensions