短語詞組短語diverging electron lens 發(fā)散電子透鏡diverging g lens 凹透鏡diverging meniscus lens [光]彎月形發(fā)散透鏡diverging lens or mirror 發(fā)散透鏡或面鏡diverging concave -convex lens 散光凹凸鏡 返回 diverging lens