Aluminum phosphate was prepared by solid-phase synthesis in three different templates ( organic ammonium) with aluminum chloride and ammonium dihydric phosphate at 180 ℃ for 2 h, and was characterized by XRD, IR, chemical analysis and ICPS.

As for wine of higher salt content, ammonium dihydric phosphate ( NH4H2PO4) was used as background modifier to eliminate the interference of NaCl.

对含盐量较高的酒，添加磷酸二氢铵作基体改进剂，可消除盐分的影响。

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The aluminium dihydric phosphate coating is prepared and the properties of high temperature resistance, thermal shock resistance and abrasion resistance are studied.

试验制备磷酸二氢铝胶粘涂层，并测试了其耐高温，抗热震，耐磨等性能。

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Preparation of cheap aluminium dihydric phosphate and its application in refractories

廉价磷酸二氢铝的制备及在耐火材料中的应用

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The deduction of the helix plane equation in molecule and the common applying of dihedral angle

分子中螺旋平面方程的推导与二面角的一般应用

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The determination of dihedral angle is of extensive significance in the fields of metal materials science and metallurgy.

两面角的测定在金属材料、冶金等领域具有广泛的意义。

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A Simple and Convenient Solution of the Dihedral Angle Between the Oblique Inserted Pipes

斜插管两面角的简便解法

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The adjustment of the polarization dihedral angle for the antenna of earth stations

地球站天线极化夹角的调整

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The another class of inequality about e~ n spatial dihedral angle

E~n空间二面角的另一类不等式

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Automatic constructing triangular surface and mesh simplification based on dihedral angle.

三角网格模型的自动化建模及基于二面角的网格简化。

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Using dihedral angle series of protein for protein structure comparison

利用蛋白质的二面角序列对蛋白质结构比对

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Dihedral group ( I_2 ( m)) and Coxeter group of group H_3, H_4) are noncrystallographic in irreducible finite Coxeter group.

根据分类，非Weyl群的不可约有限Coxeter群有二面体群I2（m）和群H3，H4。

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Considering the action of dihedral group on some concret array spaces, this paper studies the symmetry of array space, computes the cycle index and points out some applications of cycle index.

本文通过将二面体群作用在一些具体的阵列空间上，讨论阵列空间的对称性，计算二面体群所对应的循环指标，并且指出循环指标的一些应用。

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The Dihedral Group D_n and a kind of Omni_Direction Permutations on Z_n

二面体群D n与Z n上的一类全向置换

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This paper give the resolution of a combinatorial calculating problems by ways of calculating the indexes of dihedral group and regular polyhedron group.

通过对二面体群、正n面体群等指标计算给出一系列组合计数问题的解答。

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It is also proved that Cayley graph with 3 degree on a dihedral group is rational.

同时也证明了三度二面体群上的Cayley图是有理的。

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Hopf Ore Extension over a Dihedral Group and Its Hopf Algebra Structure

二面体群上的Hopf Ore扩张及其代数结构

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Finally, structure of Lie superalgebra associated with dihedral group is discussed.

最后，讨论了与二面体群相伴的李超代数的结构。

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The dihedral corner reflector with wing and fuselage joint of aircraft is a very strong electromagnetic source in a wide angular range.

飞行器翼身接合部构成的二面角反射器是很强的电磁散射源。

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Calculation of the Scattered Field From a 2-D Perfectly Conducting Dihedral Corner Reflector

栅的散射场研究二维理想导体角反射器电磁散射场的计算

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But traditional RCS computation method is only suit for the ideal dihedral corner reflector.

但是传统的计算方法仅仅适用于理想二面角反射器。

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