THe paper introduces the technique and equipment of exhausting machine for neon lamp, and mainly presents the working principle of neon lamp and design of key parts.是什么意思_THe paper introduces the technique and equipment of exhausting machine for neon lamp, and mainly presents the working principle of neon lamp and design of key parts.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句