These research and test achievements have important actual meaning for reasonable using of coal gangue and fly ash and relieve environment pollution.
上述试验和理论研究成果，对合理利用煤矸石、粉煤灰等资源，减少环境污染等，均具有重要的现实意义。
Superhard - abrasive grinding wheel has decisive influences on the advance of grinding technique, this paper introduces the reasonable using method of superhard -abrasive grinding wheel.
超硬磨料砂轮对磨削加工技术的进步有决定性影响，本文介绍了超硬磨料砂轮合理使用的方法。
This paper proposes an algorithm, which by reasonable using the gray-level-statistics of fingerprint images, resolves the problem of fingerprint image segmentation with low computational cost.
通过合理地运用指纹图像的灰度特性，以较低的计算代价有效地解决了指纹图像的分割问题，从而使算法的处理效果好、运行速度快。
It is reasonable using screen factor to evaluate the gelling time and using transformation pressure to evaluate the intensity.
用筛网系数评价弱凝胶体系成胶时间、转变压力评价强度是合理的。
This paper proposes another kind of method to determine the leading subject. We think it more reasonable using this way to determine the leading subject.
本文提出另一种确定带头学科的方法，并认为利用此法来确定带头学科较为合理。
Objective To explore the distribution of pathogens and vicissitudes of drug resistance for offering the help about diagnosis and reasonable using antibiotics.
目的了解病原菌分布及耐药性变迁，给疾病诊断和合理使用抗生素提供帮助。
Objective To explore the distribution of pathogens and vicissitudes of drug resistance for offering the help about diagnosis and reasonable using antibiotics.
目的了解病原菌分布及耐药性变迁，给疾病诊断和合理使用抗生素提供帮助。
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