flood prevention measures的意思|示意

Dike structural types and construction methods for all types, flood prevention measures and typhoon prevention measures are introduced.

介绍围堤结构型式和各种结构的施工方法及防汛防台措施。

Hydrological information collection and hydrological forecasting are the important parts of the non-projective measures in flood control and disaster prevention.

水文信息采集和水文预报是防洪减灾非工程措施的重要组成内容。

Flood protection measures under the same flood prevention criteria may be optimistically selected by the criteria of minimum yearly cost.

对满足同一防洪标准的各种防洪措施，也可用年费用最小的原则优选。