In this paper we put forward a method of precision laser drilling with plane convex resonator and focusing of quasi-light column.
本文提出采用平凸光学谐振腔准光柱聚焦精密激光打孔方法。
The picture shows Regensburg, Germany, where the coloured light column (not the top white light) consists of LED units from Dialight.
图中所示为德国雷根斯堡市，彩色灯柱(不是顶端的白色灯)中就包含有Dialight公司的LED单元。
The picture shows Regensburg, Germany, where the coloured light column (not the top white light) consists of LED units from Dialight.
图中所示为德国雷根斯堡市，彩色灯柱(不是顶端的白色灯)中就包含有Dialight公司的LED单元。
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