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- Standard specification for nickel strip for electron tubes
電子管用鎳帶標準規(guī)范 - An electron tube having a cathode and an anode
電子二極管有一個陽極和一個陰極的電子管 - Standard specification for molybdenum flattened wire for electron tubes
電子管用扁平鉬絲 - Series of filament voltage and heater voltage for electron tubes
電子管燈絲與熱絲電壓系列 - The second electron tube is out of order
第二個電子管壞了 - The type designation for electron tubes
電子管型號命名方法 - Glossary of terms for electron tubes
電子管術(shù)語匯編 - Standard specification for round wire for winding electron tube grid laterals
繞制電子管柵極支線用圓線標準規(guī)范 - Graphical symbols for diagrams - part 5 : semiconductors and electron tubes
簡圖用圖形符號.第5部分:半導體和電子管 - Electron tubes , bases , caps , and terminals including gages , dimensional characteristics of
電子管管座管帽及管腳