With the rapid development of China's economy, the growing phenomenon of environmentalpollution, pollution monitoring and management has set a higher requirement.
随着我国经济的飞速发展，环境污染现象的日趋严重，对污染源的监督和管理提出了更高要求。
2
Conclusion: The phenomenon of environmental lead pollution should not be ignored.
结论：环境铅污染现象不容忽视。
3
Pipeline leakage is a frequent phenomenon due to inevitable aging, erosion and contrived damage, which causes serious economic loss and environmentalpollution as well.