短語詞組短語electrostatically focused tube 靜電聚焦琯electrostatically focused klystron [電子]靜電聚焦速調(diào)琯;靜電聚焦速調(diào)琯electrostatically focused image tube 靜電聚焦像琯electrostatically focused image converter 靜電聚焦變像琯electrostatically strong -focused linac 靜電強(qiáng)聚焦直線加速器 返回 electrostatically focused