5. Conclusion
To sum up, in the context of the rising status of natural gas, corrosion prevention and cathodic protection of long-distance natural gas pipelines have become the main contents of research in the natural gas pipeline transmission industry. Efficient pipeline protection has a strong role in improving the operational efficiency of long-distance natural gas pipeline transmission. Corresponding measures should be taken to solve the common defects, so as to achieve the improvement of natural gas transmission efficiency.
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