副: assistant主: host平面: plane; two dimensions; flat ...主平面: baseplane; main plane; major principal plane; primary flat; primary surface; principal plane第二主平面: secondary principal plane第一主平面: major principal plane; primary principal plane负主平面: [光学] antiprincipal planes; negative principal planes基面主平面: cardinal plane晶体主平面: principal plane of crystal透镜主平面: central lens plane弯曲主平面: principal plane of bending小主平面: minor principal plane应力主平面: principal plane of stress原主平面: primary principal plane中间主平面: intermediate principal plane中主平面: intermediate principal plane非常光主平面: principal plane of extraordinary rays斜散光主平面: primary plane of oblique astigmatism寻常光主平面: principal plane of ordinary rays应力的主平面: principal plane of stress主平面方向图: principal plane pattern主平台: host platform主平巷: front entry; level road; main drift; main gallery; main gateway; main heading副主编: associate managing editor; subeditor副主厨: executive sous chef
