concave-lens

常见例句

Just as a double convex lens enlarges, so a double concave lens reduces.
正象双凸透镜可以放大那样，双凹透镜也可以缩小。
Just as a double convex lens enlarges,so a double concave lens reduces.
正象双凸透镜可以放大那样，双凹透镜也可以缩小。
A concave lens causes rays to diverge as though they are coming from a focal point.
发散透镜使光线分开,就好象从焦点上发出来的那样。
The surfaces of the concave lens may be proportioned so as to aberrate exactly equal to the convex lens.
凹透镜的表面可以进行均匀处理，以便使像差完全与凸透镜一致。
Effects of concave lens on eyes of guinea pig
凹透镜对豚鼠眼生长及屈光发展的影响
massager,massagist,concave lens,dent,dented,dirge，
按摩师;凹透镜;凹陷;凹面;哀乐，安眠药，案板