GOST 20723-89

Resources saving. Waste treatment. Requirements for low-waste and wasteless technologies

Undressed skins of fox of cage breeding. Specifications

Electronic products. General requirements to the temporary corrosion protection and test methods

Functional safety. Risk management on railway transport

Pipeline valves. Drives of rotary action. Connecting dimensions

Materials for printed boards and other interconnecting structures. Part 2-5. Reinforced base materials, clad and unclad. Brominated epoxide cellulose paper reinforced core/woven E-glass reinforced surfaces laminated sheets of defined flammability (vertical burning test), copper-clad