• 本文系统研究了固态碱组分碱矿渣水泥的物理力学性能。

    This article systematically studies the physical and mechanical properties of solid alkaline AAS cement.

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  • 针对固态碱组分碱矿渣水泥的速凝问题,通过大量实验找出了适用于这种新型水泥的缓凝剂,同时讨论了固态碱组分碱矿渣的缓凝机理,提出了合理可行的技术路线。

    The problem of accelerated setting of SAAS cement was solved by a series of tests. Retarding mechanism of the new cement was discussed and rational technical method was proposed.

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  • 在花岗岩及有关的岩石中,碱质当然显著地超过铁镁组分。

    In the granites and related rocks the alkalis are, of course, noticeably in excess of the femic constituents.

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  • 用非水电位滴定法和元素分析法测出了减渣及其各个组分的酸值、强碱氮含量、弱碱氮含量和非碱氮含量。

    The strongly basic, weakly basic and non-basic nitrogen contents and acid values of the residues and their fractions were determined with non-aqueous potentiometric titrations and elementary analysis.

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  • 在糠醛精制过程中添加脱氮组分,采用物理抽提与化学反应相结合的方法对模拟基础油进行脱碱氮研究。

    The research of furfural refining adding denitrogenation agents by the method of combining physical extraction and chemical reaction has been done.

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  • 花椒中富含挥发油、植物碱、酰胺类物质等,因品种、产地的不同这些物质组分和含量有较大区别。

    The main components of Zanthoxylum are volatile oils, alkaloids, amides, etc. The contents and constituents of these materials from different species or habitats are greatly different.

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  • 从稀土矿区和非矿区采集的稀土超量积累植物铁芒萁的叶片分离成醚溶物、水溶物、碱溶物和残余物四个组分。

    Leaves of Dicranopteris dichotoma collected from a rare earth ore area and two control areas were separated into ether fractions, water fractions, base fractions and residues.

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  • 总生物碱有效组分配伍大黄各组分表明大黄葸醌、鞣质、多糖和盐均对酯性生物碱的水解有影响。

    The compatibility of total alkaloids' active ingredients and Rhubarb ingredients indicates the anthraquinone, tannin, polysaccharide and salt have influence on the hydrolysis of the Ester alkaloids.

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  • 刺五加的根采用乙醇、 沸水、冷碱、热碱、酸提方法依次进行了提取,对提取得到的多糖组分ASC-1、ASH-1、ASA-1分别进行了初步的性质研究。

    The roots of Acanthopanax senticosus was extracted by ethanol, water, cool alkali, hot alkali and acid in turn, and the products of ASC-1, ASH-1, ASA-1 were studied.

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  • 碱溶性果胶硼含量及花期叶片和根系细胞壁各组分硼含量均无显著差异。

    The boron content of wall pectin was much higher in leaf cell than that in root.

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  • 碱溶性果胶硼含量及花期叶片和根系细胞壁各组分硼含量均无显著差异。

    The boron content of wall pectin was much higher in leaf cell than that in root.

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