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- facultative oligotrophic 兼性寡营养的
- 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。
- 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。
- "The key point is that the Gulf of Eilat is an oligotrophic sea, a sea that does not have nitrogen at all," Loya explained. 洛亚解释道:“关键是埃拉特海湾是一片营养贫乏、完全不含氮的海域。”
- 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。
- The extremes of the ranges represent relative oligotrophic and eutrophic conditions. 范围的极限代表相对寡营养和富营养的条件。
- 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。
- Nitrates and phosphates are present in oligotrophic systems in low concentrations.They set the environmental carrying capacity. 寡营养体系中硝酸盐和磷酸盐浓度低,这两种物质决定水的纳污能力。
- 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。
- The results showed that C. edule declined in the oligotrophic controls, while macroalgae was dominant in the enriched tanks. 研究结果显示,控制组的食用松藻因低营养盐而于实验期间即死亡消失,营养盐添加组的食用松藻则大量繁生。
- 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。
- We also investigate the effects of phosphorus input conditions, corresponding to oligotrophic, mesotrophic and eutrophic systems on system dynamics. 我们还探讨磷输入条件下,相应的贫营养,中营养和富营养化系统系统动力学。
- 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。
- The results show that the eastern sea area of Xiamen is oligotrophic,while the western sea area is at the stage of phosphorus-limited potent... 与厦门西海域相近,中国近海主要河口、海湾总体上处于磷限制或磷中等限制潜在性富营养水平。
- 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?
- Based on the experiments, the appropriation and efficiency of the utilization of facultative bio-chemical technology for aquatic wastewater treatment and reuse are discussed. 摘要在试验基础上,对利用激波传质兼性生化工艺处理水产品保鲜废水的可行性进行了系统的研究与论证。
- There are 53 genera of phytoplankton and 42 genera of zooplankton in the lake, characterized by species diversity and the lack of biomass as other oligotrophic lakes. 预计电站建成后湖中水温与营养元素变化不大,浮游生物的分布和组成以及鱼类的品种及组成亦基本上不会发生变化,因而其水生生态系统变化不大。
- This paper fully expounds the mechanism of organic pollutant removal, the reasons for low energy consumption and the kinetics of facultative bio-reaction. 摘要阐述了兼性生化去除有机污染物的机理、低能耗技术的依据与反应动力学以及城市污水兼性生化前处理工艺。