ring mosaic 中文意思是什麼
ring mosaic
解釋
環紋花葉病-
One type is the iconoscope. it contains three essential parts--a mosaic, a collector ring and an electron gun.
一種是光電攝象管,它有三個基本部件--嵌鑲光電陽極、集電環和電子槍。 -
One type is the iconoscope. it contains three essential parts - - a mosaic, a collector ring and an electron gun
一種是光電攝象管,它有三個基本部件- -嵌鑲光電陽極、集電環和電子槍。
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