pierce electron gun 中文意思是什麼
pierce electron gun
解釋
皮爾斯電子槍-
Improvement in the synthesis method of the pierce electron gun
對皮爾斯電子槍綜合法的改進 -
Design of convergent pierce electron gun of accelerator for radiation sterilization by the method of synthesis
基於綜合法的用於滅菌加速器的電子槍設計
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