Full ecological agriculture theory considers that water resources available for exploitation development exists in the all process of water circulation.
全生态农业理论认为，可开发水资源存在于水循环的全过程之中。
Scaling, corrosion and biological silt may be formed in usage process of circulation cooling water.
循环冷却水在使用的过程中，会在系统中产生结垢、腐蚀和生物粘泥。
Volcanic process, which has stimulated and strengthed the extraction by hot water circulation, is a strong and stable dynamic system for the formation of the Yindongzi deposit.
火山作用激发和强化了地壳内的热水循环萃取过程，同时也是银硐子矿床形成的强烈且稳定的动力系统。
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