英语词汇“secondary emission”是什么意思，“secondary emission”的读音、用法及例句翻译-烛光网

词汇	secondary emission
释义	secondary emissionn.（名词） Emission of electrons from the surface of a substance as a result of bombardment by electrons or ions.二次发射：电子或中子爆炸时产生物质表面的电子发射
随便看	scaraboid scaraboids scarabs Scaramouch Scarborough scarce scarce scarcely scarcely scarcer scarcest scarcities scarcity scarcity scare scare scarecrow scared scaredy-cat scaredy–cat scaremonger scare quote scares scarey scarf

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