常見(jiàn)例句雙語(yǔ)例句The characteristics of the beam injection are electron density peaking and hollow profile of electron temperature.超聲分子束注入等離子躰呈現(xiàn)出電子密度峰化和溫度中空分佈的特征;The hot ion beam is cooled by Coulomb interaction with intense and cold hollow electron beams. By analysis of space charge effect of solid and hollow electron beam respectively, the …通過(guò)分析實(shí)心電子束和空心電子束的空間電荷場(chǎng),研究了其對(duì)電子束速度和溫度的影響。 返回 hollow electron beam