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ELEKTROLİTİK BAZI BAZ Ç ÖZEL TİLERİNİ RADYOFREKANS ETKİLEŞİMLERİ
Bu çalışma, farklı geometrik özellikler taşıyan bobin türü ölçme hücreleri ile deneyler yapılarak gerçekleştirilmişt ir. Bir paralel LRC devresi oluştu rulmu ş ve bu devre ile radyo frekanslar da gözlem ve ölçümler yapılınış, literatürdeki çalışmalar ile karşılaştırılmışt ır.
GÜNEY, Yılmaz, KURHAN, Nedim
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选用高温焙烧、硫酸、硫酸镁改性天然沸石和膨润土,考察了3种改性方法对沸石和膨润土吸附氟离子性能的影响。实验结果表明,高温焙烧、硫酸改性和硫酸镁改性均提高了沸石和膨润土对氟离子的吸附能力。改性沸石对氟离子的吸附符合Langmuir等温吸附模型;硫酸改性、硫酸镁改性膨润土对氟离子的吸附可用Langmuir模型和Freundlich模型描述,高温焙烧改性膨润土对氟离子的吸附则符合Freundlich模型。
赵文生, 孙彦红, 赵万明
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“硫酸鋅”是电鍍鍍鋅层的主要原料,消耗量大,部分地区常常供不应求。我厂电鍍工段,为了不使因缺乏硫酸鋅而影响生产,所以用以下簡单的土办法制造硫酸鋅,不但质量达到了市售标准,而且成本比市价低廉。所用工具及原料如下: 1.水缸(大型) 3~4口 缸盆(中型) 2~3个 搪瓷桶 2个 搪瓷(?) 2把 大漏斗 若干个 玻璃毛(过滤用) 数斤 2.工业用硫酸(比重1.83~1.84) 金属鋅(块、錠或板材) 配制70公斤硫酸鋅可用清水150公斤、濃硫酸30公斤、锌約20公斤混合后稀硫酸的比重为1.12。
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采用硫酸吸收荒煤气中氨气生产硫酸铵过程中,随着硫酸铵母液的循环使用,母液中的金属离子、有机物、氯离子等杂质不断累积,为避免影响硫酸铵产品质量和设备的稳定运行,通常需要置换出部分硫酸铵母液来降低杂质含量。由于被排出的废硫酸铵母液中氨氮、COD、氯离子及金属离子浓度极高,不满足直接排入焦化废水处理系统的水质要求。针对某煤精厂高盐高有机物废硫酸铵母液,采用氨气将硫酸铵母液pH调节至7.5~9.0,使母液中粗吡啶析出后溢流去除,使金属离子形成的氢氧化物沉淀,通过板框压滤机过滤去除 ...
刘士强, 王传荟, 施亮
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Fonética del latín vulgar - “ç”, /ɵ/
Información sobre la evolución de “ce”, “ci” a partir de la referencia bibliográfica: Guarnerio (1897) en “Archivo Glottológico italiano”, suplemento ...
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Miniatura. Ç(2K) versus Ç(k): una relación geométrica en una espiral
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Journal of the International Phonetic Association, 1991
The two notes in JIPA 20(2) by Kohler (1990) and Ladefoged (1990) concerning the phonemic status of present-day Standard German ç] and [x] are one of many pieces of evidence that distributional (‘taxonomic’) phonemics has happily survived the thirty-year war with Generative Phonology and its offspring.
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The two notes in JIPA 20(2) by Kohler (1990) and Ladefoged (1990) concerning the phonemic status of present-day Standard German ç] and [x] are one of many pieces of evidence that distributional (‘taxonomic’) phonemics has happily survived the thirty-year war with Generative Phonology and its offspring.
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