| 释义 |
secondary emission ˈsekəndəriɪˈmɪʃən 短语¹¹⁴⁴⁶⁷⁺⁴
基本英英例句
二次发射,次级发射
Noun:
the emission of electrons from a surface that is bombarded by higher energy primary electronsThere may besecondary emissioneffects that depend on theplate material.而且还有屏极材料不同导致的二次发射现象。 |