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- To remove nitrogen or nitrogen groups from(a compound). 使脱硝，使脱氮（从化合物中）去掉氮或硝酸盐
- Results show that suspended algae has good performance in removing nitrogen and phosphorus from water body.The removal of nitrogen process accords with fischer tropsch process. 实验结果显示：本实验温度范围内悬浮藻类对水体中氮磷营养元素有较好的吸收去除效果。
- volume loading of removal nitrogen 氮容积去除负荷
- It was summarized the types of denitrifying bacteria and the mechanism how bacteria remove nitrogen in water. 摘要概述了反硝化细菌的种类及其作用机理，反硝化细菌在水体除氮中的研究；
- Now the Caltech scientists say that the planet may be able to compensate by removing nitrogen from the atmosphere. 现在加州理工的科学家们说，地球可能通过移走空气中的氮气来达到让地球保持凉爽的效果。
- Chlorella pyrenoidosa was immobilized by calcium alginate and used to remove nitrogen and phosphorus from wastewater. 采用海藻酸钙对蛋白核小球藻进行固定,并用于去除污水中的氮磷。
- Studies on the ability of Hydrodictyon reticulatum to remove nitrogen and phosphorus under different environmental condition. 在不同环境条件下对氮磷的吸收能力。
- Studies is made on the front damming technologies for NPS pollution control of river network in plain areas, so as to remove nitrogen and phosphorus of runoff. 本研究提出了平原河网地区面源污染前置库技术,以去除地表径流中的氮、磷污染物质,提出其系统结构,以及关键技术,并开展了示范工程规模上的研究。
- A absolutely new thought is adopted as and a method is conceived to remove nitrogen in landfill leachate by negative vacuum pumping and systemic facility in this research. 本研究采用一种全新思路，构建一种垃圾渗滤液的真空负压抽吸脱氮法及其系统设备，以期确立一种比氨吹脱法更加高效和廉价的从垃圾渗滤液中脱除高浓度NH3-N的方法，并且考虑脱除NH3-N的回收及资源化利用。
- Cyclic Activated Sludge System (CASS) is a batch fill-and-draw activated sludge process operated in sequences of aeration and non-aeration which can effectively remove nitrogen and phosphorus. 循环活性污泥系统(CASS)是一种具有脱氮除磷功能的以序批曝气-非曝气方式运行的充-放式间隙活性污泥处理工艺。
- Air consists chiefly of nitrogen. 空气主要由氮气组成。
- Surgical removal of part or all of the uterus. 子宫切除术将子宫的全部或部分通过外科手术切除
- Surgical removal of all or part of a lung. 肺切除术，肺部分切除术对整个或部分肺的外科手术切除
- Nitrogen forms most of the Earth's air. 地球上空气的大部分成分是氮气。
- He consented to the removal of the flags. 他同意撤走旗帜。
- The lamp is full of gaseous nitrogen. 灯里充满了气体氮。
- Surgical removal of part of the iris of the eye. 虹膜切除术手术切除部分虹膜
- Surgical removal of a nerve or part of a nerve. 神经切除神经或其一部分的外科节除手术
- Nitrogen forms about 78% of the earth's atmosphere. 氮约占地球大气的百分之七十八。
- Removing Nitrogen Trichloride from Chlorine 氯中三氯化氮的去除
