nitrate-nitrogen

基本解释

• 硝态氮

同根派生

英汉例句

双语例句

• There was a tendency of increase of nitrate-nitrogen and decrease of ammonia-nitrogen along the FPB column, indicating a significant nitrification activity.
  沿流化床高度，水中氨氮浓度呈沿程降低的趋势，而硝态氮浓度呈增大趋势，表明硝化作用比较明显。
• An experiment in field and artificial penetration-filter pond test both were conducted to show factors affecting content of nitrate-nitrogen in soil in the present study.
  采用田间试验及人工渗滤池试验方法，研究了土壤中硝态氮含量的影响因素。
• The effects of management practices in farmland including tillage practices, nitrogen-fertilizer and water management on nitrate-nitrogen transport in soil were reviewed.
  从农业耕作措施、氮肥管理、水管理等田间管理措施对土壤硝态氮迁移的影响方面进行了综述，指出了研究中存在的问题与发展趋势。

词组短语

短语

• Dissolved nitrate -nitrogen 水体硝态氮
• nitrate -nitrogen dynamic 硝态氮动态
• Nitrate -Nitrogen Standard 硝酸盐氮标准
• concentration nitrate -nitrogen 高浓度硝酸盐氮

专业释义

农业科学

• 硝态氮

  The experimental field of soil nitrate content is not particularly high,and the nitrate-nitrogen accumulation is occurred in the 70-100cm layer.
  各试验点农田土壤硝态氮含量不是特别高,产生硝态氮累积的层次发生在70～100cm土层。

  环境科学技术

• 硝态氮