Detectors ( contd . ) : vertical vs . in - plane geometries . quantum well intersubband photodetectors 垂直与平面结构。量子井次能带间跃迁型光侦测器。
From a text book on geometry ; " plane geometry as usually taught has several primary objectives 一本几何教科书上写道, “寻常教授的平面几何有几个基本目的。
History is not linear and agriculture is not plane geometry . human behavior is more complex than that 历史是非线形的,农业亦非平面几何,人类的行为则更为复杂。
This thesis gives a study on how to integrate the information technology and plane geometry ' s teaching and learning 本文着重从教学的角度研究了信息技术如何与初中几何整合的问题。
The trajectory of antisubmarine homing torpedo is a complex space curve , so there is big limitation in accounting its trajectory length by plane geometry 由于反潜自导鱼雷的弹道是一条复杂的空间曲线,因而平面几何解析法求解其弹道长度有较大的局限性。