色偷偷wwww88888,少妇熟女高潮流白浆,极品人妻VIDEOSSS人妻,九九热在线视频观看这里只有精品

美國NBC Berkeley Nucleonics Corporation  
BNC， 美國BNC（Berkeley Nucleonics Corp.）是一家精密電子測試，測量和核研究儀器的領(lǐng)先制造商。
主營產(chǎn)品：任意波形發(fā)生器、數(shù)字延遲脈沖發(fā)生器等。
Berkeley Nucleonics Corporation is a leading manufacturer of precision electronic instrumentation for test, measurement and nuclear research. BNC has its corporate headquarters in San Rafael, California with several additional manufacturing facilities and sales offices located throughout the United States.