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金绿宝石
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金绿宝石
Encyclopedia
理学
宝石矿物
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chrysoberyl
金绿宝石
氧化物矿物。化学组成为BeAl2O4,晶体属斜方晶系。因独特的黄绿至金绿色而得名,以其特殊光学效应(猫眼效应、变色效应)而闻名,被列为世界五大宝石之一。
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vehicle fire
vehicle for dangerous goods transport
vehicle for engineering scientific test activity
vehicle forensics master
vehicle for freight transportation
vehicle for general purpose freight transportation
vehicle gamma-ray spectrometer
vehicle gamma-ray survey
vehicle gauge
vehicle handling stability performance
vehicle health management
Vehicle information acquisition system
vehicle information and communication system
vehicle infrastructure integration
vehicle inspection mirror
vehicle kilometer utilization ratio
vehicle load carrying capacity
vehicle localization technology
vehicle lubricants
vehicle maintenance
vehicle maintenance and repair
vehicle maintenance and repair electronic archives
vehicle maintenance cycle
vehicle maintenance facility
vehicle malfunction diagnostic
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