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均匀场聚焦
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均匀场聚焦
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电子注聚焦
释
uniform field focusing
均匀场聚焦
使电子注内空间电荷发散力、离心力和磁聚焦力之间达到平衡,使电子注没有波动或波动很小的电子注聚焦方法。
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seal head of boiler
seal identification
Sealife Base
sealing
sealing and refutation of the imperial edicts and memorials
sealing channeling by bullheading
sealing channeling by circulation method
sealing channeling by cycle into
sealing channeling by filling in the slurry
sealing-clay inscriptions
sealing fan
sealing fluid
sealing glass
sealing material
sealing material with special media resistance
sealing off channel
sealing structure
sealing technique of vacuum electronic device
sealing up
seal inscriptions
seal memorial to the throne
seal mineral material
seal of chairman of China Civil Rights Protection League
seal of compressor
Seal of Empress
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