The blue ray emitting fluorescent powder and a mixture thereof comprise at least europium activated calcium substituted barium hexa-aluminate (CBAL) fluorescent powder.
该蓝光发射荧光粉和其混合物包括至少一种铕活化钙取代钡六铝酸盐(CBAL)荧光粉。
Tiegujing(polypeptide calcium), imported defatted milk powder, activated calcium granule and calcium carbonate were put into ordinary feed of four groups of rats as calcium source.
本实验以铁骨晶（多肽钙），进口脱脂奶粉，活性钙冲剂，贝壳钙为钙源添加于大鼠正常饲料中。
Coal gangue was activated by calcination with calcium, while gypsum and fluorite as mineralized agent.
采用增钙煅烧方式活化煤矸石，添加石膏和萤石作矿化剂。
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