结晶水
- crystal water;water of crystallization
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任何含有结晶水的化合物。
Any compound that contains water of crystallization .
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在微波辐射下准确测定了氯化钡中结晶水的含量。
Water of crystallization of barium chloride was determined more rapidly more simply and more accurately by the application of microwave heating technigue .
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三个K原子和六个结晶水的位置得到确定。
The positions of three potassium atoms and six crystal waters have been located .
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硫酸法生产的饲料级磷酸氢钙技术质量的结晶水含量在24.77%左右,pH值在7.55左右,游离水含量在1.61左右;
The content of crystal wate were about 24.77 % , the content of free water was about 1.61 % ;
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DSC分析显示凹土载铜后其结晶水含量明显提高。
DSC analysis showed that the crystal water were clearly increased after Cu-carrying .
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原材料中的结晶水对多孔性PTC陶瓷性能的影响
The influence of crystal water in raw materials on properties of porous PTC ceramics
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研究了含结晶水无机物和乙炔炭黑(CB)填充聚合物复合材料的吸波性能。
The microwave-absorbing property of polymer filled with inorganic substance with crystal water and carbon black was examined .
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Cu配合物脱水温度均高于Al,Fe,Cr的配合物。这可能是由于Cu配合物中两个水分子参与配位,而其他配合物中的水为结晶水的缘故。
But the dehydration temperature of the Cu complex is higher than those of other complexes , this perhaps was caused by coordination of the two water molecules .
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本文研究了以不同物理化学形态的含结晶水有机酸盐草酸氧钛钡为原料时,对多孔性PTC陶瓷的结构与性能的影响;
The influence of physicochemical characteristics of raw materials on properties and microstructures in porous PTC ceramics has been studied .
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结晶水和游离水的存在修改了中心离子Cr(Ⅲ)的配位体场,使得彩虹色铬膜层的吸收谱带受到影响。
The presence of hydrate water and free-water modifies the ligand field of central ion Cr (ⅲ), so that the absorption bands of iridescent chromium films are influenced .
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氯离子及二个结晶水与分子中的N,O形成氢键,起到桥联分子的作用。
The chloride ion and the water molecules in the crystal form hydrogen bonds with the N , O atoms in molecule and join up the molecules of 4 - ( 2-pyridylazo ) resorcinol .
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盐酸法生产的饲料级磷酸氢钙技术质量的结晶水含量在4%-10%之间,pH值在5.5左右;
Results indicated : In the feed-grade dicalcium phosphate processed by hydrochloric acid method : the content of crystal wate was between 4 % - 10 % ; the pH was about 5.5 ;
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样品在3426.1和1635.7cm-1处各出现了一宽的IR吸收峰,说明有结晶水存在。
IR peaks appeared at 3426.1 cm-1 and 1635.7 cm-1 and a widen weightlessness peak also appeared at its differential coefficient curve , what said there was crystal water among lattices .
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结合FTIR研究发现在伟晶型和热液型的电气石的隧道中还存在结晶水。
In combination with FTIR data , it is found that there exists crystallized wa-ter in the tunnel of tourmaline which belongs to the pegmatitic or hydrothermal type .
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PDB结构中结晶水分子在蛋白质与配体结合中作用的量子计算研究
QM / MM Study for the Function of Crystal Water in the Binding between HIV-1 Protease and Ligand
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采用Al-Ferron法测定了铝十三结晶水溶液中铝的形态分布,中等聚合度的Alb高达71.23%。
The solution of the crystal Al_ ( 13 ) is studied by using Al-Ferron time complex colorimetric method , and find the content of Al_b is up to 71.23 % .
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本文研究了Na2H2Y·2H2O中结晶水的稳定性及金属锌在不同pH的电解质中的腐蚀。
The stability of the electrolyte in Na2H2Y · 2H2O and the rate of corrosion of zinc electrode in the electrolyte with different pH are studied in this paper .
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在制备过程中含钨原料首先在500℃条件下保温1h,以除去其中的结晶水,然后升温至750℃,恒温反应12h,即可获得WC样品。
The tungsten source materials were first heated at 500 ℃ for 1 h to get rid of crystalline water , then reacted at 750 ℃ for 12 h.
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在该化合物中,配体bpy和OH-离子之间以及dca和结晶水之间都存在较强的氢键作用。
In this complex , bpy , OH - ion , dca and the uncoordinated water molecules are all involved in H-bonding interactions .
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结果表明,单纯填充含结晶水无机物的复合材料不具有吸波性能,填充CB的复合材料有良好的吸波性能;
The results show that the composites filled with inorganic substance with crystal water hav ′ t the ability of absorbing property and the composites filled with CB have good absorbing property .
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介绍用溶液滤纸片(SFP)制样,以X&射线荧光(XRF)光谱快速测定光卤石、钡熔剂样品中氯化物组分和结晶水等。
A Fast analytical method of chloride in carnallite and barium flux by X-Ray fluorescence ( XRF ) spectrometer with type PW 1404 is discussed .
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其中,石粉含量模型是借助于石粉中结晶水的光谱信息建立的,而K含量是根据重量归一法计算的,精度较低,其SEP值为1.5。
The information on which stone powder content model is built is the spectrum of crystal water existed in stone powder . K content was calculated using other ingredient contents by normalization principle with a SEP value of 1.5 .
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提取的最佳条件是碱液的pH值在8~9,酸析的pH值在4~5,含3个结晶水的芦丁熔点在175~176℃,收率12%。
The best extracting conditions were that the pH value of alkali solution was 8 ~ 9 , and the pH value of acid solution is 4 ~ 5.The melting point of Rutin with three crystal water was 175-176 ℃ . The yield of Rutin was 12 % .
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结晶水无机物和CB混合填充的复合材料的吸波性能优于单纯由CB填充的复合材料,在该复合材料中,结晶水无机物的含量影响材料的吸波性能;
The composites filled with both CB and inorganic substance with crystal water have better absorbing property than the composites filled with CB . The quantity of inorganic substance with crystal water has an effect on absorptive ability .
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红外(FTIR)研究结果表明,SBA-16膜的表面硅羟基和结晶水很少,膜很稳定。
The results of FTIR indicate that there was a little & OH or crystal H2O on the surface of SBA-16 film , the stability of SBA-16 film was good .
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结果表明,催化剂对NH3和SO2有一定的吸附能力,对NO几乎没有吸附能力,而进入凹凸棒石内孔道的NH3是通过与结晶水形成H键被吸附。
The results showed that the catalysts have adsorption capacity of NH3 and SO2 , while almost no adsorption capacity of NO , NH3 which enter into the inner-tunnel of palygorskite was adsorbed through formation of H bond with crystal water .
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利用程序升温分解(TPDE)及热重-差热分析(TG-DTA)这两种程序升温动态分析手段,对四水硫酸锆结晶水的结合特征及热分解动力学行为进行了效详细的研究。
The binding morphology of crystal water with zirconium sulfate in the structure of tetrahydrate and the kinetic behavior of decomposition of zirconium sulfate have been investigated by means of temperature programmed decomposition ( TPDE ) and thermogravimetry differential thermal analysis ( TG-DTA ) .
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通过红外分析来确定烧结温度,配比为5:1、升温至500℃纳米SnO2粉体所得到的谱图基本没有其它杂质峰,结晶水被基本除去,说明烧结完全。
Through infrared analyzes determines agglutinates the temperature , the allocated proportion is 5 : 1 , the elevation of temperature the spectrogram basic other impurity peaks which to 500 ℃ nano-sized SnO_2 powder , the crystal water has been basic except that , explains agglutinates completely .
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用热重曲线求出了配合物所含的结晶水数目。
The number of crystal water was obtained with TG curve .
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影响含结晶水无机盐干
Affecting the Drying of Inorganic Salt Containing Combined Water in Drying System