Sentron
防阴极回轰式磁控管(短波电子管), 防阴极反加热式磁控管A-type sentron A型仙台放电管
🗣️ 情景例句
10 percent down and the balance at the time of shipment?
百分之十付现款，余额在装运时付清吗？
Like father,like son.
有其父，必有其子。
I have an exhibition in London this coming month.
下个月我在伦敦要举办一次画展。