查询词典 ferrous

In this ***,nano-particles of NiCuZn ferrites powders were prepared with nickel nitrate,zinc sulfate,copper sulfate and ferrous sulfate as starting materials and ammonium oxalate as the precipitator by employing co-precipitation technique using oxalate precursors.Excellent composition uniformity NiCuZn ferrite powder can be obtained after drying and calcination.Toroidal samples were obtained after being formed and sintered.

本文以硫酸镍、硫酸铜、硫酸锌、硫酸亚铁和草酸铵为原料，应用化学共沉淀法制得分布均匀的先驱粉，经烘干、煅烧制成成分均匀性极佳的NiCuZn铁氧体粉末，再经成形和烧结等工艺，最后制得环形NiCuZn铁氧体材料。

The leading products include whole set mine-selecting equipment and sandstone equipment such as ball mill, crusher, grinder, magnetic separator, flotation machine, classifier, drier, sand-maker, oscillating screen, sand washer, conveyor, block making machine, aac equipment, etc. Mine-selecting equipment is applicable to select non-ferrous metal ore such as iron, copper, gold, silver, lead, tungsten, molybdenum, manganese and non-metal ores such as fluorite and quartz.

主导产品包括一整套矿选设备和砂岩设备，如球磨机，破碎机，研磨机，磁选机，浮选机，分级机，烘干机，沙决策者，振荡画面中，沙洗浆机，输送机，砌块成型机，设备的AAC等矿选设备，是适用于选择非铁金属矿石，如铁，铜，金，银，铅，钨，钼，锰和非金属矿石，如萤石和石英。

Among them, the rapid decline in industrial output value of industry of petroleum and natural gas industry, the waste of resources and waste material recycling processing industry, wood processing and wood, bamboo, rattan, palm, grass products, ferrous metal smelting and rolling processing industry, chemical fiber manufacturing, leather, fur, feathers and its products industry, gas production and supply industry, chemical materials and chemical products industry.

其中，工业总产值下降较快的行业有石油和天然气开采业，废弃资源和废旧材料回收加工业，木材加工及木、竹、藤、棕、草制品业，黑色金属冶炼及压延加工业，化学纤维制造业，皮革、毛皮、羽毛及其制品业，燃气生产和供应业，化学原料及化学制品制造业。

Sichuan Provincial Foreign Trade Metals and Minerals Import and Export limited liability company mainly engaged in technology transfer and production of complete sets of equipment and raw materials in bulk import and export business, operating the main products are: thermal power generation equipment, hydro-electric power equipment, power transmission equipment, environmental equipment, water treatment Equipment, general machinery, light industrial machinery, construction machinery, grain, oil, food machinery, transport machinery, plastics machinery, chemical machinery, packaging machinery, machine tools, machine tools, measuring tool cutting tools, hand tools, farm tools, rubber processing equipment, telecommunications equipment, system Sugar equipment, compressed air equipment, geological drilling equipment, ceramic equipment, railroad equipment, rolling stock, chemical equipment, industrial Li, teaching equipment, communications equipment, glass equipment, communication cables, power cables, all kinds of special light bulbs, all kinds of Electronic components, all kinds of hardware, all kinds of aluminum, profiles, steel, pig iron, iron alloy, nonferrous metals, ferrous metals, non-metallic mineral products and chemical raw materials, the company is now working with various world-renowned brand manufacturers and agents There is a close business contacts at the same time the company has also developed international financial institutions, loans and government bonds, and other related businesses bidding, so far, I Division in loans from the World Bank, Asian Bank loans in the tender have been repeatedly successful.

四川省外贸五金矿产进出口有限责任公司主要从事技术引进，成套设备和大宗生产原材料的进出口业务，经营的主要产品有：火力发电设备、水力发电设备、输变电设备、环保设备、水处理设备、通用机械、轻工机械、建筑施工机械、粮油食品机械、运输机械、塑料机械、化工机械、包装机械、机床、机床工具、量具刃具、手工工具、农具、橡胶加工设备、邮电设备、制糖设备、空气压缩设备、地质钻探设备、搪瓷设备、铁道设备、机车车辆、化工仪器、工业黧器、示教仪器、通讯仪器、玻璃仪器、通信电缆、电力电缆、各种特种灯泡、各种电子元件、各种小五金、各种铝材、型材、钢材、生铁、铁合金、有色金属、黑色金属、非金属矿产品和化工原料等，公司现与多个世界著名品牌的生产厂和代理商有着密切的业务往来；同时公司还开展国际金融机构贷款和国债项目等相关的招投标业务，迄今为止，我司在世界银行贷款、亚洲银行贷款等的招标中曾先后多次中标。

Operating non-ferrous metals: tubes, rod, line and belt, Pai.

经营有色金属：管、棒、线、带、排。

In addition, coal oil plate performance is also more prominent, and the Xishan coal, Jinniu Energy, more than兰花科创such as coal shares trading block, heavyweight China Petroleum and trading, stock prices recovered ground lost 12 yuan; aerospace industry, non-ferrous metal, engineering and construction such as plates or more than 7 percent in the.

此外，煤炭石油板块的表现也较为突出，西山煤电，金牛能源，兰花科创多，如煤炭股交易块，重量级的中国石油和交易，股票价格收回失地，12元，航空航天工业，非有色金属，工程和建筑等板块跌幅超过7的百分之。

The disadvantage is that the DC system voltage catenary low, generally l500V or 3000 V, contact wire request is rough, it is necessary to consume a large amount of non-ferrous metals, construction investment has increased.

直流制的缺点是接触网的电压低，一般为l500V或3000 V，接触导线要求很粗，要消耗大量的有色金属，加大了建设投资。

They have good thermal shock resistance, so being superior to burned magnesite chrome brick in service. These product's main usage are:sintering zone of cement rotary kiln, smelting furnace for non-ferrous metal, regenerator of glass furnace and chemical engineering furnaces,etc.

产品具有热震稳定性好、荷重软化温度高、抗碱性渣侵蚀性强等特点，使用性能优于烧结镁铬砖，适用于水泥回转窑烧成带、有色金属冶炼炉、玻璃窑的蓄热室及化工窑炉等热工设备。

Large-scale cement kiln before the kiln mouth, coal pipes, high-rate circulating fluidized bed, high-wear parts high-temperature, non-ferrous metal refining furnace, mixed heaters.

大型水泥窑前窑口、喷煤管、高倍率循环流化床、高磨损高温部位、有色金属精练炉、混合炉等。

In contrast, steel, iron ore, coke and other ferrous metal industry in the fall in the" routed."

与此相反，钢铁，矿石，焦炭和秋天其他有色金属行业的&全军覆没&。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。