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Accordingly,the ammonium sulphide method followed by combined process of magnetic separation-flotation was adopted in this experiment and the zinc concentrates with grade of 36 86%and 36 51%and recoveries of 54 51%and 48 96%were obtained respectively.

试验采用了硫化胺法和磁—浮联合流程浮选氧化锌，可获得锌品位分别为 36 86%和 36 51 %、回收率为54 51 %和 48 96%的锌精矿。

Produces each kind of stone material and the system granulatedsubstance, the dressing Hubei type breaker, the counter-attack typebreaker, the hammer type breaker, the impact type breaker, the circle锥式 breaker, the duplicate suitable breaker, the ball mill, thevibration gives, sand washer, shaker, flotation machine mine equipmentand so on the material machine.

生产各种石料及制砂、选矿的鄂式破碎机、反击式破碎机、锤式破碎机、冲击式破碎机、圆锥式破碎机、复合式破碎机、球磨机、振动给料机、洗砂机、振动筛、浮选机等矿山设备。

At present, in order to meet the technological requirements of producing alumina by Bayer process, flotation is widely used in removing the silicate gangue minerals in bauxite.

目前广泛采用浮选脱硅的方法脱除其中的硅酸盐脉石矿物，以适应拜耳法生产氧化铝的工艺要求。

Since the 1990s, and China Metallurgical Beijing Metallurgical Equipment Research Institute "powerful combination, complement each other" successful implementation of the technology and products "grafting", specializing in the production of series of mining equipment, production, processing 5-2000 ton sets Dressing Equipment, the main products: E-type, hammer, roller, counter-style, vertical crusher, and highly efficient energy-saving cone bearing Mill Park, shaker, automatic anti-sand spiral at a machine, and highly efficient energy-saving flotation machine, mixing Mine Trough, feeder, thickener, mine upgrade, conveyors and other equipment.

二十世纪九十年代以来和中冶北京冶金设备研究总院&强强联合，优势互补&成功实现了科技与产品&嫁接&，专业生产系列矿山设备、生产日处理5-2000吨级成套选矿设备，主要产品有：鄂式、锤式、辊式、反击式、立式破碎机、高效节能园锥轴承球磨机，振动筛，自动反砂螺旋分极机、高效节能浮选机、矿用搅拌槽、给料机、浓缩机，矿用提升、输送机等设备。

Ton production, processing complete sets of processing equipment, main products: E-type, hammer, roller, counter-style, vertical crusher, and highly efficient energy-saving cone bearing Mill Park, shaker, automatic anti-sand-a spiral -, And highly efficient energy-saving flotation machine, mixing tank mine, Feeder, thickener, mine upgrade, conveyors and other equipment.

生产日处理5-1000吨级成套选矿设备，主要产品有：鄂式、锤式、辊式、反击式、立式破碎机、高效节能园锥轴承球磨机，振动筛，自动反砂螺旋分极机、高效节能浮选机、矿用搅拌槽、给料机、浓缩机，矿用提升、输送机等设备。

My company can provide users with the U.S. sewage machinery, Pai sand, mud, charge-offs charge-offs residue oil machinery, centrifugal blowers, mechanical aeration to the brush, sludge treatment machinery, super-efficiency flotation equipment, bag filter , Electrostatic precipitators, wet dust collector, cyclone, etc. more than 80 varieties, more than 600 kinds of models of the Environmental Protection complete sets of equipment.

我公司可为用户提供拦污机械、排砂、排泥、撇渣撇油机械、离心鼓风机、转刷曝气机械、污泥处理机械、超效气浮设备、袋式除尘器、静电除尘器、湿式除尘器、旋风除尘器等八十多个品种、六百多种型号的环境保护成套设备。

Company's main products: ball mill, crusher, spiral classifier, the flotation machine, a double, Single and Double beam bridge crane, the crystallization of electric machines, continuous casting machine, anode casting machine, dryer, patio Drill , Feeder, washing machine mine, pressure vessels, such as more than 10 product categories.

公司生产的主要产品有：球磨机、破碎机、螺旋分级机、浮选机、摇床、单双梁桥式起重机、电热结晶机、连续浇铸机、阳极铸型机、烘干机、天井钻机、给料机、洗矿机、压力容器等十余大类产品。

Product has ball mill, jaw crusher, fine jaw-breaking machine, hammer crusher, roller crusher, flotation machine, classifier, magnetic separator, conveyor, disc granulator, bucket elevator and efficient energy-saving ball mill, mixer, feeder, conveyor, shaker, high-frequency screen, drum sieve, vibrating screen, do the magnetic roller, mixing bucket, efficient enrichment machine, drying machine, brick machine,×ú, briquettes machines, various models of block machine equipment and so on.

产品有球磨机、鄂式破碎机、鄂式细破机、锤式破碎机、辊式破碎机、浮选机、分级机、磁选机、输送机、圆盘造粒机、斗式提升机、高效节能球磨机、搅拌机、给料机、输送机、摇床、高频筛、滚筒筛、振动筛、干磁辊、搅拌桶、高效浓缩机、烘干机、制砖机、免烧砖机、煤球机，各种型号砌块机设备等。

Additionally, flotation devices including rings and armbands should not be used in the bath to ensure the safety of your baby.

此外，在沐浴中不应使用漂浮装置包括吊环和臂章以确保你宝宝的安全。

The influences of the dosage of Na2S, pH values,sulfidization time and the types of pH modifiers on the flotation of cerusite and limonite have been studied in this paper,and the performance of ethyl xanthate,butyl xanthate,isobutyl xanthate,amyl xanthate and isoamyl xanthate are studied in detail respectively.

详细研究了硫化钠用量、矿浆pH值、硫化时间以及pH调整剂种类对白铅矿和褐铁矿浮选的影响，重点考察了乙基黄药、丁基黄药、异丁基黄药、戊基黄药和异戊基黄药五种黄药的捕收性能。

I hope that this success is just the first in a long series.

我希望这只是成功的开始。

Three dimensional stresses on the interface of tire and soil, tire deflection and soil sinkage are measured.

测试轮胎——沙土界面上的三向应力、轮胎变形和沙土沉陷；建立考虑剪切应力对沙土承载特性产生影响的车轮牵引性能预测模型；分析车轮作用下土壤的纵向稳定性。