• 多层均匀介质方向入射透射系数相同

    To multilayer acoustical panel, the complex transmission coefficients of multilayer both forward and backward incidences are definitely the same.

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  • 极点稳定局域能量,虚部是它寿命的倒数,自然地得到寿命为限制。

    The real part of the complex pole is the energy of an unstable localized mode, and the reciprocal of the imaginary part is its life-time. Naturally the life-time is positive.

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  • 包括缺角、胚饼背面模具锉痕

    Errors include edge clips, COINS struck on foreign planchet, flip over double strikes, and filled dies etc.

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  • 结果表明体系传统负离子表面活性荆体系相似,一定混合范围内出现了液晶区和双相区

    Results show that just as the conventional anionic and cationic aqueous solutions, present system can form liquid crystal and aqueous two-phase system (ATPS) under certain mixing ratio.

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  • 指出酸盐磷酸盐具有明显的协同效应盐之间存在协同关系。

    It was shown that the inhibition effect of molybdate increased with the addition of phosphate, but could not increase with the addition of zinc sulfate.

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  • 指出酸盐磷酸盐具有明显的协同效应盐之间存在协同关系。

    It was shown that the inhibition effect of molybdate increased with the addition of phosphate, but could not increase with the addition of zinc sulfate.

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