Therefore, it is of great important to solve the existing major safe technical difficulties in the process of exploration and development of high pressure and high gas rate Wells.

因此，有效解决高压、高产气井勘探开发过程中的井控理论和井控技术难题已显得十分重要。

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United, our nation of 1.33 billion people will overcome difficulties and challenges and make great contribution to world peace and development.

CNN: Opinion: The end of revolution