例句與造句

1. The influence rule of y2c > 2s : eu , mg , ti long - persistent phosphor fluorescent properity and luminesce intensity is studied with the changing of concentration of mg , ti
   研究了不同的mg ， ti摻雜量對(duì)y2o2s - eu ， mg ， ti磷光體發(fā)光強(qiáng)度和余輝特性的影響規(guī)律。
2. And the luminescence mechanism of long persistent phosphor is also discussed . through this dissertation , the best preparation methods for large - scale industrial production can be provided
   本論文加深了對(duì)sral _ 2o _ 4 ： eu ， dy長余輝材料的認(rèn)識(shí)，從而為大規(guī)模工業(yè)化生產(chǎn)總結(jié)出最佳制備條件。
3. This type of long persistent phosphor has the advantages of innocuity , no radioactivity , high luminescence , long duration and no need of electricity , so it can be regarded as high efficiency solid display material
   它無毒、無放射性、亮度高、余輝時(shí)間長、不消耗電能，是一種高效節(jié)能的固體發(fā)光顯示材料。
4. A new type of long persistent phosphor sral2o4 eu , dy , which can be used to night illumination and decoration , has been synthesized and got rapid development in the middle of 20th century
   Sral _ 2o _ 4 ： eu ， dy長余輝蓄能材料是于二十世紀(jì)中期出現(xiàn)，并在九十年代得到迅速發(fā)展的一種應(yīng)用廣泛的夜間照明和裝飾材料。
5. The aluminates are used as the base and the rare earth materials are used as the luminescence center and trap center . the excitation resource can be visible light and man - made light , so this type of long persistent phosphor has the advantages of no - radiation and no need of electricity
   它以鋁酸鹽陶瓷材料為基質(zhì)，以稀土材料作為摻雜元素形成發(fā)光中心和陷阱中心，激發(fā)源可以為日光或人造光源，無污染，不消耗電能，是一種高效節(jié)能的固體發(fā)光顯示材料。
6. It's difficult to find persistent phosphor in a sentence. 用persistent phosphor造句挺難的