查询词典 inorganic

The results indicate that different molecular weight of dextran could be obtained by direct fermentation,and the acid hydrolyzing in the old technology be avoided.The yield reached the maximum by controlling the pH value to be 8.0,and the inorganic salt could promote the growth of the Leuconostoc mesenteriodes with the effect of promotion being Mn2++Ca2+＞Mn2+＞Ca2+.

结果表明：通过定向发酵技术可得到符合要求的不同分子量的右旋糖酐，避免了老工艺中酸水解工艺；控制发酵培养基pH值为8.0，可使产率最大；无机盐离子Mn2+和Ca2+能促进L.M菌的生长，其促进菌生长的程度大小依次为：Mn2++Ca2+＞Mn2+＞Ca2+。

The work proved the possibility of substituting inorganic acid with strong acidic resins for levulinic acid preparation from biomass.

该研究结果证实了用耐水型强酸性树脂替代现有的无机酸催化制备乙酰丙酸的可能性。

The effects of many factors in the wet end on drainage and retention of PEO/attapulgite system: During the scope of 2-12, pH has no effect on drainage, and retention ratio lower in acidic conditions and higher in neutral or alkaline conditions. There were some improvement on slurry's drainage and some impairment on retention efficiency for the existence of inorganic salts. Lignosulphonate had no effect on drainage and made retention ratio decrease 5-8%; lignosulphonate and xylan had no effect on drainage and made retention ratio decrease a little. 5 .Attapulgite could be modified by intercalation.

纸机湿部系统的影响因素对PEO／凹凸棒粘土助留体系的助留助滤效果的影响表现为：pH值在2-12范围内，对助滤效果是没有影响的，使助留效果在酸性条件下较差，而在中碱性条件下较好；无机盐的存在使浆料的滤水性能有一定的改善，使助留效果有所削弱；木质素磺酸盐对助滤效果是没有影响的，使留着率下降了5—8％；木质素磺酸盐与聚木糖对助滤效果也是没有影响的，使留着率略有下降。

The system consists of the following procedure: pre-concentration of metallogenic matter in living organisms in primary depositional basin; solution, absorption and concentration of metallogenic matter in organic matter and organic thermal fluid generated from organisms during lithogenesis; migration of metallogenic matter in organic thermal fluid from basin to mountain region and activation of metallogenic elements by organic matter and organic thermal fluids in sedimentary strata in mountain regions during basin compaction and mountain building; metallization due to reactions between inorganic fluid and organic fluid bearing metallogenic matter and because of reductions and absorptions by organic matter in mountain regions.

生物成矿系统的内容是：在原始盆地接受沉积时，生物对金属成矿物质就存在预富集作用；在成岩过程中，生物转化为有机质及有机热流体，对金属成矿物质存在溶解、萃取、富集作用；在盆地压实和造山活动中，盆地中有机热流体向造山带运移，此过程流体携带大量成矿物质，对金属成矿物质存在迁移作用，而处于造山带沉积地层中的有机物及有机流体对金属成矿元素存在活化作用；盆地有机热流体与造山带含金属流体会合，以及造山带有机质及有机流体对金属元素进行还原和吸咐，最终形成金属矿床，对金属成矿物质存在成矿作用。

A series of organic-inorganic hybrid membrane were prepared by introducing mercapto silanes and amino silanes to sulfonated BPPO membranes through in-situ sol-gel.

将巯基硅氧烷和胺基硅氧烷引入到磺化BPPO膜中，通过原位溶胶凝胶法制备有机无机杂化膜。

Recent years's research demonstrated that the nanometer metallics to the water body in the inorganic salt, the organic matter, the heavy metal class pollutant has the very good elimination effect, the unique superiority and widespread decontamination water purification ability enables nanomaterials to have the very good application prospect in the repair ground water aspect.

近年来的研究显示，纳米金属粒子对水体中无机盐、有机物、重金属类污染物都有很好的去除效果，特有的优势和广泛的去污净水能力使纳米材料在修复地下水方面有很好的应用前景。

The first part is to synthesize 5-formyl -8- quinolinol from 8-uinolinol and chloroform , using ethanol as a solvent. Then analysizing the 5-formyl-8-quinolinol by IR. The second part is , according to ideas of molecule designing, to synthesize the new self-assembly Inorganic-Organic coordination polymers Co(u2-bpyV2O6,(C4H4N2)Ni2(H2O)2-V4Ol2,(Cl2Hl2N2)Co-V2O6 using Cu, Ni, and Co as templating, 4-cyano-pyridine(4-CNPy), 4,4-bipyridine,pyrazine, l,2-bis(4-pyridyl)ethane, 5-formyl -8- quinolinol as building blocks and Ammonium Metavanadate (NH4VO3) as subordinate building blocks by Hydrothermal , analysizing their content of element determining their structures by X-Ray diffraction.

本课题实验分为两部分：一是配体的合成，以8-羟基喹啉、三氯甲烷为原料，以乙醇为溶剂，合成了5—甲醛基—8羟基喹啉并且对其进行了IR的分析测定；二是配位聚合物的合成，通过分子设计，采用溶剂热法以Cu、Ni、Co为中心离子，以5—甲醛基—8羟基喹啉、4，4-联吡啶、吡嗪、1，2-二吡啶基乙烷为配体，以偏钒酸根(VO_3~-)为辅助配体，通过水热法自组装合成了新的3-D网状结构配位聚合物Co(μ_2-bpy)V_2O_6，(C_4H_4N_2)Ni_2(H_2O)_2·V_4O_(12)，C_(12H_(12)N_2Co·V_2O_6，并对其进行了元素分析和晶体结构的测定。

Detection of VO_3~- by using promethazine;2. Chlorpromazine as a new inorganic analytical agent—rapid microdetection of bismuth;3. Based on the detection rules of Y802 oven, it makes a supplement to it and puts forward a detailed detection operating sequence.

本文指出了《JJG- 0 70 - 1 999纺织通风式烘箱计量检定规程》存在的问题，并根据作者多年的工作经验，在借鉴 Y80 2型烘箱检定规程的基础上，对其进行了补充、完善，提出了比较详尽的检定操作程序。

With the help of the rich and varied supramolecule, organic substances, inorganic substance, polymer and biological substance and so on, it can make various design of modifying layers on the surface of electrode. It includes multivariate, multilayers, polycomponent, micronize, etc. That will make the detection more sensitive and more widely applied in analytic chemistry.

化学修饰电极可利用丰富多彩的超分子、有机物、无机物、聚合物和生物物质等，在电极表面进行各式各样的修饰层设计，包括多元、多层、多组份、微型化等，已期达到高选择和高灵敏的检测，使化学修饰电极在分析化学中得到广泛应用。

Inorganic high polymer flocculants—Ⅰ is one kind of new highly effective water treatment medicinal preparation which develops on the basic of the aluminum salt and the molysite coagulate and hydrolyze mechanism.

无机高分子复合絮凝剂-Ⅰ型是在铝盐、铁盐混凝水解机理的基础上开发出来的一种新型高效水处理剂。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。