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返波正交撑大管
meaning in Chinese
backward-wave crossed-field amplifier
Related Words
重入型正交撑大管
弹返
返神经
返流
返动脉
返硫
返稠
尺返动脉
返料运输机
小返魂
返波振荡管
返波振荡器
返测
返测的
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