Warning: file_put_contents(/www/wwwroot/ppbbu/52065.com/cache/40159163d261e644740cf594f98723ac.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/52065.com/index.php on line 55 Nicol prism英英字典_Nicol prism剑桥英语解释_Nicol prism柯林斯英文解释_伍贰汉英词典
1. N a device composed of two prisms of Iceland spar or calcite cut at specified angles and cemented together with Canada balsam. It is used for producing plane-polarized light 尼科耳棱镜