biological nitrogen造句

• Review on the technology of biological nitrogen and phosphorus removal from municipal sewage
  城市污水生物脱氮除磷应用技术
• Advances in investigation of new technologies on biological nitrogen removal of waste water treatment
  废水处理生物处理高效硝化新工艺
• Enhanced synchronous biological nitrogen and phosphorus removal in sequencing batch hybrid reactor system
  序批式复合反应器强化同步脱氮除磷
• Nitrogen fixation trees of leguminosae and non - leguminosae are important biological nitrogen fixation resources
  摘要豆科及非豆科固氮树种是重要的生物固n资源。
• However , to exploit and utilize biological nitrogen - fixation is one of the important ways to solve those problems
  因此，充分发掘和利用禾本科植物的生物固氮潜能，将是确保农业可持续发展的重要途径。
• The biological nitrogen fixation is a global strategic problem , and is very significant to environment , food and population and so on
  摘要生物固氮是一个全球性的战略课题，它对环境、粮食、人口等问题有著重要意义。
• Because of deficiency in conventional biological nitrogen removal processes , development trends in biological nitrogen removal processes are towards economy , high efficiency and low energy consumption
  摘要传统的生物脱氮工艺存在许多不足之处，研究经济、高效、低耗的可持续脱氮工艺已成为污水处理的主要发展方向。
• In this article , the technological mechanics and characteristic of sharon , canon , anammox and cast processes are introduced , and directions of the biological nitrogen removal technologies are also discussed
  笔者介绍了sharon工艺、 canon工艺、 anammox工艺、 cast等脱氮工艺的机理和特点，探讨了生物脱氮技术深入研究的方向。
• Meantime , the traditional process of the ammonia production will be changed fundamentally - the biological nitrogen fixation process is foreseen to get breakthrough progress and will exert a profound impact on the development of ammonia
  同时从根本上改变合成氨生产的方法?生物固氨可望在21世纪取得突破性进展，并对合成氨的发展产生深远的影响。
• The reaction mechanics , operation conditions and influence factors of anaerobic ammonium oxidation ( anammox ) for biological nitrogen removal are summarized , and feasibility of anammox with sharon and potential of anammox are also reviewed
  摘要综述厌氧氨氧化微生物脱氨的反应机理、运行条件及影响因素，介绍厌氧氮氧化辅以中温亚硝化生物脱氮的可行性，以及厌氧氨氧化的发展前景。
• The paper reviews home and overseas research works on exhumation and use of nitrogen - fixing resource , genetics engineering of nitrogen fixation , and biochemistry of nitrogenase and chemical modeling of biological nitrogen fixation , and describe the prospect of biological nitrogen - fixing research
  本文从固氮资源的发掘和利用、固氮的遗传工程以及固氮酶生物化学和化学模拟生物固氮三方面对国内外的研究进展进行了全面的阐述，并对生物固氮研究的前景进行了展望。
• This approach seeks to use various sources of plant nutrients , mineral fertilizers , organic manures , crop residues and biological nitrogen fixation for each farm ' s cropping system and offers the farmers the best opportunity for sustainability while protecting the environment and conserving the resources
  这一方法，为每个农场的种植制度寻求利用各种植物养分资源，诸如矿质肥料、有机肥料、作物残体和生物固氮，并且在保护环境和资源的同时，给农民提供更好的持续发展生产的机会。
• It has been 40 years since dobereiner and ruschel isolated the nitrogen - fixing bacteria from the rhizosphere of sugarcance plants and demonstrated the potential of diazotrophs to associate with graminaceous plants . more recent evidence of significant biological nitrogen fixation in economical important graminous species , particularly sugar cane , rice and forage grasses , has induced tremendous interest in ni fixation by non - legumes
  本研究分离、筛选得到一株固氮酶活性高且稳定，生长势强的联合固氮菌株，并对其分类地位、形态及生理特征、对环境的适应性及其对植物的促生效果和作用机理作了系统研究，得结果如下。