prism imperfection是什么意思

网络释义

1)prism imperfection,棱镜错陷2)prism imperfection,棱镜缺陷3)prismatic dislocation,棱镜位错4)prism,棱镜，棱柱5)prism,棱柱棱镜6)prism,棱镜;棱柱