concave-lens

常见例句

Just as a double convex lens enlarges, so a double concave lens reduces.
正象雙凸透鏡可以放大那樣，雙凹透鏡也可以縮小。
Just as a double convex lens enlarges,so a double concave lens reduces.
正象雙凸透鏡可以放大那樣，雙凹透鏡也可以縮小。
A concave lens causes rays to diverge as though they are coming from a focal point.
發散透鏡使光線分開,就好象從焦點上發出來的那樣。
The surfaces of the concave lens may be proportioned so as to aberrate exactly equal to the convex lens.
凹透鏡的表麪可以進行均勻処理，以便使像差完全與凸透鏡一致。
Effects of concave lens on eyes of guinea pig
凹透鏡對豚鼠眼生長及屈光發展的影響
massager,massagist,concave lens,dent,dented,dirge，
按摩師;凹透鏡;凹陷;凹麪;哀樂，安眠葯，案板