Terms for subject Business containing focal

English	Chinese
focal axis	焦点轴
focal coil axis	聚焦线圈轴
focal coordinates	焦点坐标
focal distance length	焦距
focal ellipse	焦椭圆
focal formula calculator	公式计算
focal hyperbola	焦双曲线
focal net of a congruence	线汇焦网
focal out	散焦
focal parabola	焦抛物线
focal property	焦点性质
focal surface of a congruence	线汇焦曲面
new focal industry	新兴工业
Variable Focal-Length Lens	可变焦距透镜