In electronics, the unidirectional, pinhead electron stream generated by the cathode gun in a CRT.

在电子技术中，由阴极射线管(CRT)中电子枪所产生的、单向细电子流。

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In electronics, the unidirectional, pinhead electron stream generated by the cathode gun in a CRT.

在电子技术中，由阴极射线管(CRT)中电子枪所产生的、单向细电子流。

youdao