1、

Imbedding theorems and the large sieve method in algebraic number fields

嵌入定理与代数数域上的大筛法

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3、

Study on hydrodynamic characteristics of a pulsed sieve plate extraction column under large flow ratio conditions

大流比条件下脉冲筛板柱流体力学性能的研究

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4、

A typical veinal vascular bundle was composed of a few vessels, sieve tubes and companion cells, and the vascular parenchyma cells with large nucleus, thick cell wall and cytoplasm, and many organelles, especially mitochondria, in a vascular bundle.

大维管束由数个导管、筛管及伴胞和维管束薄壁细胞组成,且其维管束薄壁细胞壁厚、核大、质浓,线粒体丰富。

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5、

The results show that inputting seeds was helpful to the synthesis of large crystal of potassium ionic sieve.

结果表明,加入晶种有利于钾离子筛大晶体的生成。

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6、

The pillared montmorillonites could be used as catalysis of molecular sieve and environmental materials for their good properties such as large surface area, adjustable pore structure, strong acid activation and so on.

柱撑蒙脱石多孔材料因其具有比表面积大、孔结构可调且分布均匀、酸活性高等物化性质而成为新型分子筛催化材料及环保材料。

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