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- titration of dissolved oxygen 溶解氧滴定
- The increase of dissolved oxygen will increase the corrosivity. 溶解氧含量的增加会显著加剧油田采出水的腐蚀性。
- Water quality - Determination of dissolved oxygen - Electrochemical probe method. 水质。溶解氧的测定。电化学探针法。
- Advantage is taken of the reducibility of oxygen in the polarographic determination of dissolved oxygen. 在极谱测定溶解氧,则利用了氧还原性这个优点。
- Lacking in plant nutrients and having a large amount of dissolved oxygen throughout. Used of a pond or lake. 贫营养的缺乏植物养料并含大量溶氧的,用于池塘或湖
- If the amount of food exceeds the supply of dissolved oxygen, the water turns anoxic, killing organisms such as fish. 如果食物的数量超过了溶解氧的供应量,则水会变成凶手,杀害有机物,例如鱼类。
- In this paper we discuss computer handle about water quality - determination of dissolved oxygen - de-termine date. 关键词:水质,溶解氧,测定,计算机处理|全部关键词
- The control of dissolved oxygen content in beer fermentation is an important procedure influencing metabolic byproduct of beer. 啤酒发酵过程中的溶解氧含量控制是影响啤酒代谢副产物的重要环节。
- The effect of dissolved oxygen on the biotransformation of tylosin to its acyl derivative by mutant strain Streptomyces thermotolerans A80 was studied. 研究了溶氧对耐热链霉菌A80生物转化泰乐菌素为其酰化物的影响,确定该生物转化反应是显著的需氧过程。
- To explore the effects of dissolved oxygen on the fermentation of L-threonine and the method for controlling dissolved oxygen. 探索溶氧对L-苏氨酸发酵过程的影响及其控制方法。
- Furthermore, the presence of dissolved oxygen was necessary for, and largely accelerated, the photolysis of naphthalene. 此外,研究证明,溶解氧是必不可少的,它的存在大大加速了光反应。
- The author made a research on counting method of dissolved oxygen pollution index and compared it with other counting methods. 本文对溶解氧污染指数计算方法进行了研究,并与其它各种计算方法进行了比较。
- Firstly,a new kind of adsorptive catalytic voltammetry at carbon paste electrode(CPE) in the presence of dissolved oxygen was developed in the paper. 本文首次以碳糊电极(CPE)为工作电极、溶解氧为氧化剂,建立了吸附催化伏安法。
- A new intelligent sensor is designed for measuring the indications of dissolved oxygen, salinity and temperature aggregationally. 采用一体式外壳,集合测量溶解氧、盐度、温度等指标。
- Opercularia coarctata had a significant negative correlation with DO, so this species indicated a lack of dissolved oxygen in the aeration tank. 集盖虫与DO呈非常显著的负相关,可作为低DO的指示生物。
- Measuring the concentration of dissolved oxygen in an aqueous environment and analyzing the availability of oxygen in waterways exposed to typical pollutants. 在水环境中测定溶解氧的浓度并分析排水沟中溶解氧量可能受到哪些典型的污染物所影响。
- The result of experiment shows that sludge bulking will take place at any level of organic loading as long as the value of dissolved oxygen(DO) changes correspondingly. 实验结果表明,在低、中、高负荷时,只要溶解氧发生变化,均有可能发生膨胀。
- A down flow biological fluidized bed reactor (DBFB) was used to discuss the stability of nitrification through nitrite under low concentration of dissolved oxygen(DO). 采用下向流内循环生物流化床反应器,在低浓度溶解氧条件下,探讨了亚硝化过程的稳定性。
- The paper reported incomings and outgoings budget of dissolved oxygen (DO) in the giant tiger prawn (Penaeus monodon) desalting culture ecosystem in estuarine area in 1997 and 1998. 本文报道了1997年与1998年河口区斑节对虾淡化养殖塘生态系中溶氧收支平衡状况。
- Water with humic acid (HAW), water with acetone (AW), water with lower concentration of dissolved oxygen (LDOW) and pure water (PW) were respectively used to simulate the natural waters with different properties. 用含腐植酸的水样(HAW)、含丙酮的水样(AW)、低溶解氧含量的水样(LDOW)和纯水(PW)模拟了不同性质的天然水体。