At the same time, HR may still be using its own governance structure from a lower maturity level.

同时，HR可能仍在使用自己的来自更低成熟度级别的治理结构。

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The reverberation time and noise level of tunnel-typed public works can be reduced by adding large amount of acoustical structure with high absorptive coefficient.

隧道型公共设施的声环境，可以使用大量具有高吸声系数的吸声构造，铺设于隧道拱壁及轨道铺面，以降低混响时间及噪声。

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To study the structure and nature of the material on the atom or the molecule level has been the goal that the scientist has made great efforts to pursue all the time.

从原子或分子水平上，研究物质的结构和性质，一直是科学家不懈努力追求的目标。

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