The possibility of reducing phosphorus loading by using of natural zeolite ,Calcium lime and Aluminium salt, Ferris salt additions to lake water-sediment system is proposed in the paper.
本文研究了天然沸石与石灰,铝盐、铁盐对湖水—沉积物系统中的湖水脱磷的可能性,以期在对星湖内源性营养物质磷负荷的控制方面提供科学依据。
The process for industrial wastewater containing heavy metal and arsenic was treated by lime - iron salt technology .
讨论石灰-铁盐法处理含重金属和砷工业废水的过程。
A study on treatment of Shanghai first phase combined wastewater with iron salt was carried out.
以铁盐为絮凝剂 ,对上海合流一期污水处理进行了试验研究 ,结果表明 :当铁盐投加量为 2 0mg/L(以Fe3 +计 )时 ,COD、BOD5 的去除率分别达 48%、6 2 %,TP去除率为 74%～ 86 %,SS去除率为 70 %左右 ,铁盐实际投加量与理论需求量的摩尔比为 4。
We have used the iron salt dearsenic method in the alkaline ammonia immersion technology successfully.
将铁盐除砷方法运用于碱性氨浸工艺中获得成功 ,对操作条件进行了总结 ,对除砷机理作了解
Cupperron and 8 - hydroxyquinoline were used as the extraction agent for the purification of calcium lactate from ferric salt.
选定铁盐作为除杂对象,用铜铁试剂和8-羟基喹啉2种萃取剂分别对乳酸钙进行精制。
The absorption of H 2S by ferric salt solution in a filled tower was preliminarily studied.
采用填料塔对铁盐溶液吸收 H2 S的过程进行了初步研究 ,考察了气液比、填料层高度、吸收温度、Fe3+浓度、进气 H2 S浓度和 H+浓度等因素对 H2 S去除率的影响。
Premna branches of one-year-old and two-year-old were cut into up and down sections to be cultured in 1/50,1/20 and 1/10 hoagland macrol elements,trace elements and ferric salts,and 24μM,48μM and 96μM silicic acid for 4 factor 3-level orthogonal test to induce adventitious roots.
分别以一年生和两年生豆腐柴枝条上切段和下切段为材料,将1/50、1/20和1/10 hoagland大量元素、微量元素和铁盐以及24μM、48μM和96μM硅酸进行4因素3水平正交试验,培养豆腐柴枝条,诱导其生根。
At present,the H_2S removal by oxidation of acidic molysite solution is more advanced technology in the world.
酸性铁盐溶液氧化脱H2S是目前世界上比较先进的技术,其具有反应速度快、副反应少、硫磺回收率高和回收剂价格便宜等优点,是目前很有发展前途的H2S脱除方法。
Molysite is introduced into releasing agent and with the increasing sensitivity of molysite,a method for determination of ultra trace gold in rock samples by graphite furnace atomic absorption spectrometry is introduced.
在解脱测定液中引入三价铁盐,并在其增敏下,使用石墨炉原子吸收法测定岩石样品中的超痕量金。
containing or impregnated with or tasting of iron.
包含铁质、浸渍铁盐或有铁味。
Their removal is effected by aluminum and ferric salts.
用铁盐和铝盐能将其有效地除去。
Study on Recovery and Reuse of Aluminum and Iron Coagulants from Water and Wastewater Treatment Sludges;
水处理污泥中铝盐、铁盐回收利用的研究
The Response of Marine Phytoplankton Community to Iron Enrichments;
海洋浮游植物群落对铁盐加富的响应
On Conference of Salt-Iron and Salt-Iron Policy in the Late Han Dynasty;
试论盐铁会议及西汉后期的盐铁政策
salt of ferricyanic acid obtained by oxidation of a ferrocynide.
由于氰化铁氧化而形成的氰铁酸的盐。
iron ore in the form of ferrous carbonate.
以铁的碳酸盐矿物形式出现的铁矿。
Examples: sodium chloride( common salt); carbonates, sulphates and phosphates of sodium, potassium, and magnesium; besides calcium phosphates and iron.
如：氯化钠（盐）由钠、、组成的碳酸盐、酸盐、酸盐，及磷酸钙和铁等。
The settlingout minerals are hematite,goethite,quartz,silicate and carbonate at the bottom of the ocean.
洋底沉析的矿物有赤铁矿、针铁矿、石英、硅酸盐类和碳酸盐类矿物。
Effect of Iron Corrosion Products on Nitrate Reduction by Iron Powder under Different pH
不同pH下铁腐蚀产物对铁粉还原硝酸盐的影响
Surveying regulation for saline soils of railway engineering geology
铁路工程地质盐渍土勘测规则
Determination of Fe in cathode carbonate
GB/T10304.8-1988阴极碳酸盐中铁的测定
Study on integrative treatment of hydrochloric(sulfuric) acid pickling wastewater in steel plants
钢铁厂盐(硫)酸酸洗废液综合治理研究
PHOTODEGRADATION OF ORANGE Ⅱ BY FE(Ⅲ)-OXALATE COMPLEX
铁(Ⅲ)-草酸盐配合物对橙黄Ⅱ的光降解
ADSORPTION BEHAVIOR OF ALIPHATIC AMINES ON IRON SURFACE IN HCI SOLUTION
盐酸中伯胺在铁电极表面的吸附行为
The proportioning of the raw meal of ferro－ aluminate cement by reverse calculating method
铁铝酸盐水泥生料配比倒推计算方法
Titanium-based Environmentally Friendly Conversion Coating on Steel;
钢铁表面环境友好型钛盐转化膜研究
Study on Preparation and Electrochemical Properties of Ferrate (Ⅵ) Cathode;
高铁酸盐的制备及其电化学性能研究