In spring and autumn, inorganic nitrogen in depth is a positive correlativity with Aou but a negative one with temperature. This shows that the changes of concentration of inorganic nitrogen depend mainly of biological process.

 
  • 春、秋季底层氮与Aou呈正相关;与水温呈负相关;表明其含量变化主要依赖于生化过程.
今日热词
目录 附录 查词历史