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- The transmitter was pulsed by an electron tube. 電子管使發(fā)射器產(chǎn)生脈沖波。
- An electron tube having a cathode and an anode. 電子二極管有一個(gè)陽(yáng)極和一個(gè)陰極的電子管
- An electron tube or a vacuum tube. 電子管或真空管。
- The second electron tube is out of order. 第二個(gè)電子管壞了.
- An electron tube with a photosensitive cathode. 光電管具有感光的陰極電子管
- Out of the electronic tube has come one particularly tough little war baby. 從電子管中產(chǎn)生出一門(mén)格外強勁而短暫的戰時(shí)工業(yè)。
- A highly evacuated electron tube containing an anode, a cathode, and a control grid. 三極管帶有陽(yáng)極、陰極和控制柵極的高真空的電子管
- An electrode used in certain electron tubes to provide secondary emission. 中間極，二次發(fā)射電極一種用于一定電子管作第二次發(fā)射電極
- An electron tube used to amplify or generate ultrahigh frequency by means of velocity modulation. 速調管一種用速度調節的方法放大或產(chǎn)生超高頻率的電子管
- Within the last few decades , the electron tube has been largely replaced by the transistor . 在近幾十年里，電子管已大大為晶體管所取代。
- A network or coil of fine wires located between the plate and the filament in an electron tube. 柵極在電子管中線(xiàn)極和陽(yáng)極之間的由導電性很好的電線(xiàn)組成的網(wǎng)絡(luò )或線(xiàn)圈
- Hangzhou Xinanjiang Electronic Tube Factory Co., Ltd. 杭州新安江電子管廠(chǎng)有限公司。
- Electron tubes are the main component for this machine. 真空管是這種機器的主要零件。
- A positively charged electrode, as of an electrolytic cell, a storage battery, or an electron tube. 陽(yáng)極，正極電解電池、蓄電池或電子管的正電電極
- Within the last few decades ,the electron tube has been largely replaced by the transistor . 在近幾十年里，電子管已大大為晶體管所取代。
- A highly evacuated electron tube containing an anode,a cathode,and a control grid. 三極管帶有陽(yáng)極、陰極和控制柵極的高真空的電子管。
- A negatively charged electrode,as of an electrolytic cell,a storage battery,or an electron tube. 陰極負電極，如電池、蓄電池或電子管的負極
- A positively charged electrode,as of an electrolytic cell,a storage battery,or an electron tube. 陽(yáng)極，正極電解電池、蓄電池或電子管的正電電極
- The heroine is the spitting image of the author. 書(shū)中女主人翁是作者的真實(shí)寫(xiě)照。
- The phototube, a very special type of electron tube, is the heart of the talking-picture projector. 光電管，一種非常特殊的電子管，是有聲電影放映機的心臟。
