成人欧美一区二区三区黑人孕妇-免费观看性欧美大片无片-国产精品99久久久久久宅男小说-无遮挡裸体免费视频尤物-久久成人影院精品777-在线天堂免费观看.www-天堂最新版在线www-91超碰免费在线-欧美超碰在线观看-亚洲 欧美 自拍偷拍-国产精品96久久久久久-成人动漫一区二区-精品无码一区二区三区亚洲桃色-香蕉在线依人视频-国产一级18片视频

To provide the most advanced, accurate and reliable humidity instrumentation available for industrial, laboratory, calibration standard, and airborne use, emphasizing high performance chilled mirror technology。Buck Research Instruments specializes in producing High Performance Chilled Mirror Hygrometers that offer fast and accurate measurements while maintaining exceptional reliability inherent only to chilled mirror operating principles.Buck Research Instruments was founded in 1989 by Arden Buck, an internationally recognized authority on water vapor measurement, who is credited with major advances in the state of the art and has authored over 30 scientific papers. Buck Research Instruments has continued to develop new and advanced hygrometry instruments with state of the art performance.