Better regenerating effect, long operation period and low costs of water handling are characteristics of the method.
两步再生法具有再生效果好、运行周期长、水处理费用低的特点。
Remote sensing with characteristics of short period, rich information, and low cost, provided rich data source to hydrology and water resource studies.
遥感数据具有周期短、信息量大和成本低的特点，为水文水资源研究提供了丰富的数据源。
Minjiang estuary situates at South Asia tropic, with warm climate and abundant food in low beach. each year during the migratory period, thousands of water birds winter or rest here.
闽江河口地处南亚热带，气候温暖，滩涂食物丰富，每年鸟类迁徙期间，均有大量水禽在此越冬或停歇。
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