GOST PDF
System of design documentation for construction. Drawings for hydro-technical structures. Rules of execution
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High-voltage kenotrons. The anode current measurement method
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High-voltage kenotrons. Heater current measuring method
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High-voltage kenotrons. Methods of measurement of cathode heating time and readiness time controlling
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High-voltage kenotrons. Test method for multiple switching on and switching off the heating voltage
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