... collimated sound beam 准直声束 well-collimated beam 高准直束 highly collimated beam 高度准直束 ...
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... 高电荷粒子 highly charged particle 高准直束 highly collimated beam 高浓化燃料循环 highly enriched fuel cycle ...
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短语
高准直光束
highly collimatedf beam
;
highlycollimatedbeam
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