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单词
gemstones enhancement
释义
gemstones enhancement
Encyclopedia
工学
矿物加工技术
释
gemstones enhancement
宝石改善
运用某种技术方法和处理工艺,改善宝石的外观(颜色、净度或特殊光学效应)、耐久性或可用性,从而提高宝石美学价值和商品价值的过程(不包括对宝石进行切磨、抛光、雕刻和镶嵌等加工方法)。
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hyperboloid position
hyperboloid reflector
hyperboundedness
hyperboundedness; superboundedness; ultraboundedness
hyperbranched polymer
hypercalcemia
hypercalcemic crisis
hypercalcemic nephropathy
hypercalcwmia
hypercap
hypercatecholaminemia
hypercategory
hypercenter
hypercentral
hypercentral group
hypercentral sequence
hyperchaos
hypercharacteristic subgroup
hypercharge
hyperchromatic lens
hyperchrome
hyperchrome; hyperchromic group
hyperchromic effect
hyperchromic effect, hyperchromicity
hyperchromic group
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