concave aspheric surface
常見例句
- The aspheric surface of the plate with 4~(th) order term is concave, and it can be made spherical by grinding it with hinge support around and equa.
平板上的4次方非球麪是凹麪性質(zhì)，它的制造，在周邊鉸支而外加均佈載荷時(shí)可以加工爲(wèi)球麪，釋放均佈載荷後該麪即彈廻成所要的4次非球麪。 返回 concave aspheric surface