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Railway communication. Train Radio Communication. Technical specification and methods of control
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Intelligent transport systems. Forward vehicle collision warning systems. Performance requirements and test procedures
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Sealed ferried contacts. Methods of measuring electrical parameters
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Photography. Intra-oral dental radiographic film. Technical requirements
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Field-effect transistors. Active output conductance component measurement technique
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Amplifying, rectifying and transmitting tubes of anode dissipated power to 25 W and vacuum display tubes for wide application designs. General specifications
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