Acoustics. Laboratory tests on noise emission from appliances and equipment used in water supply installations. Mounting and operating conditions for in-line valves and appliances— 18 стр.
Cinematography. Magnetic stripes and magnetic recording head gaps for sound record on 16 mm motion-picture film perforated along one edge (Type 1). Positions and width dimensions— 12 стр.
Fine ceramics (advanced ceramics, advanced technical ceramics). Test method for antibacterial activity of semiconducting photocatalytic materials— 34 стр.
Acoustics. Laboratory tests on noise emission from appliances and equipment used in water supply installations. Mounting and operating conditions for special appliances— 34 стр.
Building acoustics. Estimation of acoustic performance of building from the performance of elements. Sounds levels due to the service equipment— 78 стр.
Devices to prevent pollution by backflow of potable water. Hose Union anti-vacuum valves. DN 15 to DN 25 inclusive Family H, type B and type D. General technical specification— 26 стр.
Acoustics. Laboratory tests on noise emission from appliances and equipment used in water supply installations. Mounting and operating conditions for in-line valves and appliances— 16 стр.