Buildings and constructions. Method for determining the building structure ability to maintain a relatively constant temperature of its inside surface under cycling thermal influence
Description in Russian:
Здания и сооружения. Метод определения теплоустойчивости ограждающих конструкций
Electrical installations of buildings. Part 4. Protection for safety. Application of protective measures for safety. Measures of protection against electric shock
Occupational safety standards system. Respiratory protective devices. Test procedure for self-contained breathing apparatus and self-rescue involving test volunteers
Electromagnetic compatibility of technical equipment. Systems and equipment of railway transport. Part 4-1. Devices and equipment of railway automatics and telemechanics. Requirements and testing methods
Oscillator, modulator and regulation tubes with anode dissipated power above 25 W. Method of measurement of leakage currents between electrodes and between cathode and heater
€10
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