1) focus
[英]['fəʊkəs] [美]['fokəs]
n.焦点,焦距;vt.使聚焦,使注视;vi.聚焦,注视
2) ability-to-focus
注意聚焦
3) visual angle of focus
聚焦视角
4) focus
[英]['fəʊkəs] [美]['fokəs]
焦点,聚焦
5) focusing electron beam
电子注聚焦
6) point of view of fixed inside focuses
内聚焦视角
补充资料:冲击波聚焦效应