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- facultative denitrification 兼性反硝化作用
- The last questions in the examination were facultative. 最後的那些考题答兴不答可听自便。
- Facultative Apospory in Tetraploid Paspalum distichum L. 四倍体双穗雀稗兼性无孢子生殖的研究。
- The last questions in the examination were facultative . 最后的那些考题答兴不答可听自便。
- Dynamics of denitrification potential in a Danish forest soil. 丹麦森林土壤反硝化作用的动力学分析
- After VD treatment, average denitrification rate is reached 37.5%. VD真空脱氮率平均为37.;5%25。
- Denitrification The chemical reduction of nitrate by soil bacteria. 反硝化作用,脱氮作用:通过土壤细菌还原硝酸盐的化学反应。
- A facultative pathogen of some insect species commonly used as a biopesticide. 一些昆虫的兼性病原物,常用作生物杀虫剂。
- Develop the system of selective catalytic reduction fume denitrification. 选择性催化还原烟气脱硝系统开发。
- Ratio of N2O/N2 from denitrification was decreased by stubble incorporation. 秸秆还田可降低反硝化中N2O/N2的比例。
- All the photosynthetic bacteria possess the capability in addition to various facultative aerobes and obligate anaerobes. 所有光合细菌加上各种兼性的好氧生物和绝对的厌氧生物具有这种能力。
- Nitrate can be used by facultative organisms living under intermediate conditions referred to as anoxic. 硝酸盐能够被生活在中等缺氧条件下称为兼性生物体所利用。
- The effects of Eimeria tenella infection on the population of some facultative anaerobic flora were studied. 兼性厌氧菌是鸡盲肠中共生微生物菌群的重要组成部分。
- Through Jia Bao-Yu's olfaction and gustation, his spiritual love and facultative desire was emphasized. 通过贾宝玉的嗅觉与味觉,进入他的深层意识与美感触觉,突显他的精神恋爱与官能欲望。
- In Malan Loess, the three nitrogen transform by nitrification and denitrification. 在马兰黄土中,影响三氮转化的主要作用有硝化作用和反硝化作用。
- The strains could produce acid by using monosaccharide especially glucose.The former was facultative anaerobic. 该菌株可以利用单糖尤其是葡萄糖产酸,并可利用果糖产酸,兼性厌氧。
- Nitrate nitrogen removal from ground water by autotrophic denitrification in a packed bed reactor. 固定床自养反硝化去除地下水中的硝酸盐氮。
- Are the conflict rules facultative or mandatory for the judge and the person concerned? 摘要冲突法对法官和当事人是任意性规范还是具有强制性的拘束力?
- Under anaerobic conditions nitrates and nitrites are both reduced by a process called denitrification. 在厌氧条件下,硝酸盐和亚硝酸盐通过脱硝作用被还原。
- This paper studied nitrification and denitrification of mature aerobic granular which cultivated from activated sludge and anaerobic granular sludge. 摘要分别以活性污泥和厌氧颗粒污泥培养的好氧颗粒污泥为对象,对成熟污泥颗粒的脱氮性能进行了比较研究。