concave lens造句

1、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。

2、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。

3、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。

4、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。

concave lens翻译