Or add iron to hydrochloric acid and boil the solution to dryness.
又或者将铁放入盐酸中，然后将溶液加热变成结晶。
This discolouration is caused by higher than expected levels of iron, and indicates that the solution may be losing effectiveness.
这变色的原因是高于预期水平，铁，并指出解决办法可能失去效力。
It should be carefully watched so that it remains in the solution only long enough to loosen the iron.
应该仔细观看，使之保持在溶液中，只有足够长的松动铁。
Sample solution is made by decomposing the sample of melted sodium carbonate, which is used to confirm the contents of iron, chromium and molybdenum in MT shift catalyst.
采用碳酸钠熔融分解样品制成待测试样溶液，同时用于测定中变催化剂中的铁、。
A solid solution of ferric carbide or carbon in iron; cools to form pearlite or marten site.
含铁碳化物或含碳铁的固体溶体，冷却可形成珠光体或马氏体。
Surface defect in cold rolled galvanization plate in Handan Iron and Steel Limited Group has been introduced, meanwhile the solution process has been discussed.
介绍邯钢冷轧热镀锌线在生产中所遇到的一些表面缺陷，及对解决过程中所遇到的一些问题进行探讨。
The electrochemical corrosion process of iron in concentrated alkaline solution was discussed.
对铁在碱性溶液中的电化学腐蚀过程进行了讨论。
Remove of iron from sulfuric acid leaching solution of ferrochromium alloy by goethite is researched.
研究了用针铁矿法从铬铁合金硫酸浸出溶液中除铁并回收铬。
The iron wants to change from the FCC austenite structure to the BCC ferrite structure, but the ferrite can only contain 0.02% carbon in solid solution.
铁需要从面心立方体奥氏体结构转变为体心立方体铁素体结构，但是铁素体只能容纳固溶体状态的0.02%的碳。
The test solution is to sense light shine, put the coil with the plate, a long red light when taking iron, brake rod fall automatically is normal.
测验办法是，地感红灯闪耀时，用铁板放在线圈上，红灯长亮时取走铁板，闸杆主动落下则正常。
Jarosite process was selected for iron removal due to the characteristics of the solution originated from the reduction leaching of manganese nodules by pyrite in chloride system.
针对酸性氯化物中黄铁矿还原浸出锰结核的溶液成分特点，选择黄钠铁矾法进行了沉淀分离铁的研究。
Chloride ion migration and the choice of optimized current density during galvanostatic dechlorination of simulated cast iron artifacts in alkaline solution are studied by galvanostatic polarization.
采用恒电流阴极极化法研究了模拟铁器文物在碱性溶液中恒电流脱氯过程氯离子的迁出规律以及脱氯电流密度的选取原则。
A new process that industrial nitric acid reacts with iron chippings and shavings to produce ferrous nitrate solution is presented.
本文介绍了采用工业硝酸酸化废旧铁屑、制取硝酸亚铁溶液，并以该溶液为主要原料研制新型铁-铬系中温变换催化剂。
They then dipped the gold into a solution containing the protein, allowing it to bind to the treated squares, and dunked the whole lot into a heated solution of iron salts.
另一半不做任何处理作为对照，再把这些金黄色的棋盘浸入含蛋白质的溶液中，并允许溶液中的蛋白质与棋盘上的固定蛋白质结合，最后把该棋盘全部浸入加热的铁盐溶液中。
Iron core inductors are the solution when space is limited. Iron core inductors offer high capacity in a varied range of sizes.
铁芯线圈感应器用在空间有限的区域，是一款非常理想的解决方案。
On the formation of iron oxide scale with the danger of condenser factory iron oxide scale of the investigation, determined the chemical cleaning solution.
介绍了氧化铁垢的生成与危害，通过对某厂冷凝器氧化铁垢情况调查，确定了化学清洗的方案。
At the upper temperatures, only austenite is present, the 0.77% carbon being dissolved in solid solution with the iron.
在较高温度时，只存在奥氏体，0.77%的碳溶解在铁里形成固溶体。
Some growtk conditions of transparent iron oxide pigment in the solution of ferrous sulphate with NaOH and NH_4HCO_3 as precipitant were investigated.
对硫酸亚铁溶液用氢氧化钠和碳酸氢铵为沉定剂生成透明氧化铁颜料的条件进行了初步研究。
The direct determination of iron in aluminum alloy with atomic absorption spectrometry is greatly interfered by acidity of solution, presence of aluminum and silicon elements.
采用火焰原子吸收光度法直接测定铝合金中的铁时，溶液的酸度、共存的铝基及硅等元素严重干扰铁的测定。
A method of digesting pineapple sample in microwave digestion jar and detecting copper, zinc, iron and manganese in the same digested solution with FAAS was discussed.
探讨了用微波消化罐消化样品、以火焰原子吸收光谱法在同一体系中测定菠萝中微量元素铜、锌、铁、锰的方法。
Method 1 in the reactor was added diphenyl sulfide veins, carrying the load on the carrier of iron, B drunk solution, add ammonia to the system, stop the pass after a certain pressure of nitrogen.
制法1在反应器中加人二苯基硫脉、承载于载体上的载化铁、乙醉溶液，并向上述体系中加氨，达到一定压力后停止通氮。
Starting from the metal complexes solution structures, this paper analysizes the ligand chemistry of metal centers such as iron and cobalt and binding of aminocarboxylate and thiochelate complexes.
从金属络合吸收剂的结构出发，分析了铁、钴等金属中心离子和氨基羧酸类或巯基类配体的配位化学；
Solution culture experiment was conducted to study the effect of ferric hydroxide and phytosiderophore on Cd uptake by wheat plants grown in nutrient solution with different iron concentration.
用营养液培养方法，模拟在不同铁浓度条件下，小麦根表铁氧化物及植物铁载体对植物吸收镉的影响。
The ways to prevent iron brush plating solution from being oxidized during storage and working are described.
阐述电刷镀铁液贮存期间和刷镀过程中防氧化的方法。
A new process for producing polymeric iron sulfate, a new high efficient coagulant, directly from waste sulfuric acid solution is introduced.
介绍了一种用硫酸废液直接生产新型高效混凝剂——聚合硫酸铁的新工艺。
This standard solution was accurately prepared in super-clean laboratory with iron chips and sub-packed in 20 ml ampoules.
本标准溶液以铁片在超净实验室中准确配制并分装于20毫升安瓿中。
Alternating current impedance and corrosion resistance of polymer coatings on sheet iron have been investigated in aqueous solution of NaCl with mass ratio of 0. 03.
研究了涂覆在铁板上的纯高聚物涂层在质量分数为0．03的氯化钠水溶液中的交流电容、电阻特性，以及与涂层耐蚀性的关系。
Alternating current impedance and corrosion resistance of polymer coatings on sheet iron have been investigated in aqueous solution of NaCl with mass ratio of 0. 03.
研究了涂覆在铁板上的纯高聚物涂层在质量分数为0．03的氯化钠水溶液中的交流电容、电阻特性，以及与涂层耐蚀性的关系。
应用推荐