It mainly has two parts as follows: theory research of foamed drilling fluids, and practice achievements in foam and foamed drilling technology.

论文主要包括两大部分：一是泡沫流体理论研究，二是泡沫和泡沫钻进技术的实践成果。

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To find a practical and effective way of teaching, I have done much research into practice and theory according my own experience in chemistry teaching.

为了找出一条切实有效的科学方法教育之路，笔者结合高中化学教学，从理论和实践两方面展开了研究。

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How to manage operational risk becomes the forward problem in international finance's theory research and practice.

如何管理操作风险则成为国际金融界理论研究与实践的前沿问题。

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In the Handbook of Leadership Theory and Practice, author Nitin Nohria points to research findings that 60% of women felt excluded from networking opportunities compared with 4% of men.

FORBES: Entrepreneurs