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- Y_2O_3:Eu~(3+) powder were synthesized by oxalic acid precipitation method,and the effects of surfactant on the particle size and particle size distribution were investigation. 利用草酸沉淀法制备Y2O3:Eu3+粉体,研究表面活性剂PEG对Y2O3:Eu3+氧化物的形貌、分散性、粒径分布及粒度的影响;
- oxalic acid precipitation method 草酸沉淀法
- Study on the preparation of neodymium oxide by oxalic acid precipitation 草酸沉淀法制备氧化钕工艺研究
- oxalic acid precipitation 草酸沉淀
- A salt or an ester of oxalic acid. 草酸盐草酸的盐或酯
- Oxalic acid is always formed during the reaction. 在反应过程中,乙二酸总是会生成的。
- The yield of oxalic acid dihydrate is70.0%. 以木屑为原料草酸二水合物收率可达70.;0%25。
- Hydrochloric Acid, Cationic Surfactant, Perfume, Oxalic Acid, Dye. 产品成份：盐酸、阳离子表面活性剂、草酸、香精、颜料。
- The ameliorating effect of oxalic acid was most apparent. 3种有机酸中草酸对铅胁迫的缓解作用最明显。
- Acid precipitation and surface-water acidity in Hong Kong. 香港的酸雨和地表水酸度。
- Primary by-products range from benzoquinone to maleic acid and oxalic acid. 中间产物主要为苯醌、马来酸、草酸等，
- To treat(a specimen)with an oxalate or oxalic acid. 用草酸盐或草酸处理（样品）
- Oat bran protein concentrate was prepared through alkali extraction and acid precipitation. 采用碱提酸沉法制备了燕麦麸浓缩蛋白。
- Used oxalic acid many times,but I failed.It seems not lacquer but silver. 用脱漆济;草酸;除了几边也退不掉;好象不是漆是银.
- The yield of oxalic acid dihydrate is up to 80% under the optimum condition. 确定了最佳工艺条件，在此条件下，草酸二水合物收率可达80%25。
- Up to now, the effects of acid precipitation to eco-environment have been studied extensively. 国内外学者对由酸沉降引起的生态环境问题做了较为广泛的研究。
- A pH 3.5 pH value acid precipitation caused yi-eld reduction of wheat and Chinese cabbage. pH3.;5的模拟酸雨造成小麦和白菜减产;
- Atmospheric Chemical Process for the Formation of Acid Precipitation in Southwestern China. 西南地区酸雨形成大气化学过程
- Atmospheric aerosols play a vital role in the process of acidic precipitation. 大气气溶胶在酸性降水中的作用非常重要。
- To treat(a specimen) with an oxalate or oxalic acid. 用草酸盐或草酸处理（样品）
