Mr. Holloway has over 4 years of experience with hydraulic analysis and design, watershed hydrology analysis, and river engineering.
他在水力分析和设计、流域水文计算、和河道工程有超过4年的工作经验。
Pollution problems could hardly be resolved with single river engineering, which need the cooperative control of every region involved.
单一河流的整治往往不能解决问题，而是需要整个区域的协同控制。
Pollution problems could hardly be resolved with single river engineering, which need the cooperative control of every region involved.
单一河流的整治往往不能解决问题，而是需要整个区域的协同控制。
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