在语音研究的各个领域，都涉及到语音质量评价的问题，它早已为语音传输系统研究、设计、生产以及使用者所关心和重视。
The speech quality measure has been used in every field of speech investigation and aroused great attention among research, design and production of speech transportation system.
所以，在多晶材料的研究和生产过程中，都十分重视对晶粒度或组织大小的控制和评定。
So on the research and manufacture process of the polycrystalline materials, it is attached importance to the control and the assess of the size of the grain size or the structure.
所以，在多晶材料的研究和生产过程中，都十分重视对晶粒度或组织大小的控制和评定。
So on the research and manufacture process of the polycrystalline materials, it is attached importance to the control and the assess of the size of the grain size or the structure.
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