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Phosphorescent electroluminescent materials and devices are one of prime focuses of organic light-emitting device research in recent years due to their ability to efficiently utilize both singlet and triplet excitons and having higher efficiency.
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摘要有机电致磷光材料可以同时利用单线态和三线态激子发光，具有发光效率高等优点，成为近年来研究的热点。 |
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Phosphorescent pH sensors and switches with substitutionally tunable response range based on photoinduced electron transfer. Luminescence, 2005 (in press).
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用于识别金属离子的超分子荧光／磷光传感器.化学进展,2003,15:178-185. |
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Phosphoric acid: For use only to clean equipment.
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磷酸：仅限于作为清洁设备之用。 |
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Phosphorus content was relatively high in the soil, therefore the effectiveness of P fertilization in improving yield and increasing economic return was relatively low compared with that of K, especially when no K was applied.
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磷在土壤中的含量相对较高，因而同施钾相比，施磷对于提高产量和增加经济收益的效果相对较差，尤其在不施钾的情况下更是如此。 |
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Phosphorus fractionation is important too in understanding the biological phosphorus removal process and possibilities to recover phosphorus from sludges.
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磷分馏在对生物磷去除过程的了解和从烂泥恢复磷的可能性很重要。 |
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Phosphorus is an essential nutrient element for phytoplankton in ocean environments, and sometimes a limiting factor for the primary productivity.
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摘要活性磷（正磷酸盐）是海洋浮游植物生长所必需的物质基础，在某些海域，它甚至成为初级生产力的限制因素。 |
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Phosphorus-containing curing agents include mainly phosphorus-containing amine-type curing agent, phosphorus-containing hydroxyl-type curing agent and diethylphosphite-type curing agent.
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主要包括胺类含磷固化剂、磷羟基类固化剂及二亚膦酸酯固化剂。 |
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Phot A Koguryo mural of hunting, circa 6th Century AD.
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照片：约西元六世纪，一幅描绘打猎的高句丽壁画。 |
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Photo 2.47 The Main Entrance of Guru Lau's Temple (All are gold-plated including doors and windows).
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图2.47「福德法幢上师庙」之正门﹝全部贴上金箔，包括门窗﹞。 |
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Photo ID: SIN0155. Jan 2006. Swissotel the Stanford. Picture below: a crop of the above picture, find out which part of the picture was it cropped from?
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照片号SIN0155。新加坡威信斯坦福酒店.2006年元月。下图：原图的裁剪。找找看是从上图的那一部分裁减下来的？ |
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Photo ID: SIN0363. In the annual National Library book fair. The old and young were sleeping while the parents were fighting for book bargains with the crowd. Singapore 2001.
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照片号SIN0363。2001年。新加坡一年一度的国家图书馆旧书展销会上，老人和孩子睡着了，大人在人群中冲锋陷阵买便宜书。 |
