The drive laser for electron source plays the key role.
光阴极微波电子枪的驱动激光器是这一系统的关键之一。
The electron source needs to be a metal, and the usual choice is aluminium.
电子源应该是一种金属材料，通常选用铝。
Electronic transmitting element, electron source, image display device and manufacture method thereof.
电子发射元件，电子源，图象显示装置及制造方法。
Electronic transmitting element, electron source, image display device and manufacture method thereof.
电子发射元件，电子源，图象显示装置及制造方法。
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