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- Keywords tetra（ p hydroxyl 3 phenylazo）phenylporphyrin;synthesis;characterization;spectrum fluorescence;quenching;electron transfer; 偶氮卟啉;合成;表征;光谱;荧光;猝灭;电子迁移;
- Keywords ascorbic acid;spectrofluorimetric;hydroxyl radical;hydroxylate benzoate; 抗坏血酸;荧光分析;羟基自由基;羟基化苯甲酸;
- I mind my p's and q's whenever I see him. 每当我见到他我都谨慎行事。
- In English, b, p, m and w are bilabials. 英语中的b、p、m、w为双唇音。
- AB and CD intersect at (the point) P. AB线和CD线在P点相交。
- The time now is 10:00 p, m, sharp. 现在的时间是晚上10点整。
- The wastewater from gum benzion production contains benzaldehyde, cyanide, gum benzoin and ethyl benzoate. 有机化工产品安息香生产废水中含有苯甲醛、氰化物、安息香和苯甲酸乙酯
- The products were analyzed simultaneously using ethyl benzoate (EB) as internal standard. 以苯甲酸乙酯为内标物,一次性同时分析了塔釜产物中各组分含量。
- Ethyl p - hydroxybenzoatc 对羟基苯甲酸乙酯
- ethyl p - hydorybenzoate 对羟基苯甲酸乙酯
- To introduce the ethyl group into(a compound). 使乙基化把乙基引入（一化合物）
- ethyl p - hydroxybenzoate 对羟基苯甲酸乙酯
- The "d" in "grandpa" has been lost by assimilation to "p". "grandpa"中的"d"因受"p"的同化而不发音。
- OBJECTIVE: To study the effects of different dispersing media, such as atolin and ethyl benzoate, on sustained-release properties of chitosan microspheres. 目的：观察液体石蜡和苯甲酸乙酯作为分散介质对壳聚糖载药微球缓释性能的影响。
- CONCLUSION: Ethyl benzoate and phenylmethyl benzoate were the main components in the oils from D. chinensis, D. grandifolius and D. yunnanensis but less in that from D. dumosus. 结论：苯甲酸乙酯和苯甲酸苯甲酯在假鹰爪、大叶假鹰爪和云南假鹰爪中含量很高，而在毛叶假鹰爪中含量较低。
- A simple,quick,simultaneous determination method for sodium ethyl p-hydroxybenzoate,potassium sorbate and sodium benzoate by UV-spectrophotometry was introduced. 介绍一种快速、简便同时测定食用防腐剂尼泊金乙酯钠、山梨酸钾和苯甲酸钠的紫外光度法。
- The light now shining on P is called incident ray. 射到P点的光叫做入射光线。
- ethyl p -hydroxybenzoate 尼泊金酸乙酯
- A polyurethane radical composite material (PU/P(VC-VAC)) was synthesized by reaction of hydroxyl Vinyl chloride-acetate copolymer (P(VC-VAC)) and PU. 摘要试验研究了以羟基化的氯乙烯－醋酸乙烯酯树脂为改性剂，与聚氨酯预聚体反应合成聚氨酯基氯醋树脂/聚氨酯复合材料。
- The children were told to mind their P's and Q's. 孩子们被嘱应小心谨慎。
