When the chairman of Campbell's retired, McGovern was named as his successor.坎贝尔公司的总裁退休后，麦戈文被选定为继任者。Duncan Campbell is nationally known for his investigative work.邓肯·坎贝尔因其调查工作闻名全国。She picked up the phone, and began ...
有一天你的书会聚集成一座图书馆.One day your books will build up into a library.集成光学中, 有源器件包括光源 、 调制器和探测器.In integrated optics , these components include light sources, modulators and detectors.这种例外通常可以分为 “ 癖好 ” 和 “ 集成 ” 两种.These can us...