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- efficiency of oxygen transfer 氧传质效率
- The cleaning frequency of diffusers is site-specific, and is shown by the reduction of oxygen transfer efficiency (OTE) with time in operation. 本研究提供一种即时监测的方法来量化曝气盘受到污泥所堵塞的情形，并藉以判断何时清洗曝气盘最符合经济效益。
- Understand mechanism and affecting factors of aeration, grasp measurement process of oxygen transfer capability, and evaluate oxygen transfer efficiency and dynamical efficiency. 理解曝气充氧机理及影响因素，掌握曝气设备清水充氧性能的测定方法，评价氧转移效率和动力效率。
- Results obtained from the test show that micro porous diffusers are superior to big porous diffuser in oxygen transfer performance index and oxygen adsorbent efficiency of the mixed liquor can be increased significantly. 试验表明，中微孔曝气器的各种性能指标明显优于大孔曝气器，可显著提高混合液中氧的吸收率。
- In this paper, the rules of oxygen transfer with the immersion depth in operating of rubber film fine bubble aerator are described and also their mechanism was found out. 阐述了橡胶膜曝气器的充氧性能各项指标随水深增加的变化规律，并分析了这种变化的原因。
- Studying the distribution of oxygen demand over the aeration tank a design concept of sectional control of the DO concentration was proposed on the basis of oxygen transfer in wastewater. 本文通过对曝气池需氧量及其分布规律的探讨,运用传氧理论提出了分段控制曝气池溶解氧浓度的设计概念。
- The influence of oxygen concentration and temperature on the conversion efficiency of catalytic converter was analyzed by examing the transient emission in NEDC(new European driving cycle). 通过研究NEDC循环工况下整车的瞬态排放情况,分析了减速断油及怠速停机过程中,氧浓度及温度的变化对催化器转化效率的影响。
- The relative concentrations of oxygen and carbon dioxide in the surrounding air determine the balance of photosynthesis and photorespiration and thus the efficiency of carbon fixation . 环境中氧气和二氧化碳的相对含量决定了光合合成和光呼吸的反应平衡和二氧化碳固定的效率。
- Another model of oxygen transfer was also built up to calculate the amount of oxygen transferred from air to water in the air vessel of the waterlifting aerator. 建立了扬水曝气器曝气室的充氧能力数学模型。
- There was a shortage of oxygen at the top of the mountain. 山顶上缺氧。
- overall coefficient of oxygen transfer 氧传递总系数
- A molecule of water consists of two atoms of hydrogen and one atom of oxygen. 水分子含有两个氢原子和一个氧原子。
- Friction lowers the efficiency of a machine. 摩擦减低机器的效率。
- The use of jet stirring fermenter is a new approach to increase the rate of oxygen transferring with decrease the energy consumption, based on the present situation of our country. 射流搅拌发酵罐是在结合我国实际的基础上提出的一条既能有效利用压缩空气的能量以达到增强氧传递速率又能降低能耗的新途径。
- Water is made up of oxygen and hydrogen. 水是由氢和氧构成的。
- He asked about the efficiency of the new machine. 他问到新机器的效率。
- Water is said to consist of oxygen and hydrogen. 据说水由氢气和氧合成。
- Water is said to consist of oxygen and hydrogen . 据说水由氢气和氧合成。
- To destroy or hinder the efficiency of; frustrate. 使不起作用使无效或限制其效力的发挥；阻挠、挫败
- How to improve the efficiency of a meeting? 如何提高开会的效率?
