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金绿宝石
释义
金绿宝石
Encyclopedia
理学
宝石矿物
释
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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control electric machine
control element
control engineering
Control Engineering Practice
control error
control flow
control flow analysis
control-flow computer
control flow integrity detection
control for ash and slag handling system
control for bearing noise
control for coal handling system
control for distribution network
control for electromagnetic noise
control for flue gas denigration system
control for foreign object debris(FOD) of space products
control for gear noise
control for human albumin
control for no nequilibrium noise
control for pulverized coal preparation system
control for reciprocating machinery noise
control for water pump room
control function
control gate mark
Control Group
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