It's necessary to study how to control the growth of grain size during the sintering process.
因此如何控制烧结过程中晶粒长大成为亟需解决的问题。
The results show that efficient control of grain production and pre-agricultural surplus labor in the rural had a significant effect on China's economic growth, and promoted economic growth.
研究结果发现，粮食生产和前期农村农业剩余劳动力的有效控制均对我国经济增长有显著影响，有效地促进了当期经济增长；
New fast sintering techniques should be employed because the key to obtaining nano-cemented carbide is to control the WC grain growth during sintering.
指出要成功制备纳米硬质合金，关键在于控制烧结过程中WC晶粒的长大，探索新的快速烧结方法。
New fast sintering techniques should be employed because the key to obtaining nano-cemented carbide is to control the WC grain growth during sintering.
指出要成功制备纳米硬质合金，关键在于控制烧结过程中WC晶粒的长大，探索新的快速烧结方法。
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