A relationship between replacement ratio and combustion efficiency of pulverized coal has been given.
给出了置换比与煤粉燃烧率之间的定量关系式,以高炉所允许的最低煤粉燃烧率 ηm in 为依据,明确地提出了最佳喷吹位置(氧煤燃烧器的位置),在具体的生产条件下高炉所允许的最高煤比和最佳煤比的概念 对各种型式的氧煤燃烧器进行了比较,认为双枪螺旋式氧煤燃烧器和同轴双螺旋式氧煤枪优于其它类型的氧煤枪
The relationships between the coal injection rate and the coke ratio,and the blast furnace gas dust ratio,and the replacement ratio were analyzed.
对煤比与焦比、灰比、煤气灰成分和置换比之间的关系及煤粉性能等的分析表明,在不富氧、风温大于950℃的情况下,天铁高炉煤比可以达到120~140kg/t。
Traditionally,not-available paths and replacement proportion are deemed to be useless and always discarded directly by almost researchers in this field.
遗传算法在路径规划中得到了成功应用,但是已有算法对于不可行路径和置换比例的关注较少。
The Research of Bit Permutation Networks and Applications in Cryptographic Processors;
比特置换网络及其在密码处理器中的应用研究
This paper proposes a new way of efficiently doing arbitrary N-bit permutations in reconfigurable cryptographic chip with very efficient hardware implementation.
采用ATM交换机中的BENES网络,提出了一种简洁正确的寻径算法,在可重构密码芯片上实现比特置换功能单元,能够完成N!种N到N的任意比特置换。
According to the theory on stock column skeleton of BF and the economic analysis of injection,a new concept on limit of injected coal and critical replacement ratio is proposed.
根据料柱骨架理论和喷煤技术经济分析,提出了高炉喷煤极限和临界置换比的新概念;讨论了喷煤极限的前提;论证了大量喷煤,以煤代焦在经济上的合理性;指出大量喷煤,达到喷煤量极限的关键在于改善料柱透气性,提高高炉冶炼水平。
The Research of Bit Permutation Networks and Applications in Cryptographic Processors;
比特置换网络及其在密码处理器中的应用研究
Comparison of Total Knee Arthroplasty with and Without Patellar Replacement;
全膝关节置换术髌骨置换与否的比较
Comparative Study of CCB s Biomechanics Property;
髋关节中空多孔假体置换术后生物力学特性的对比研究
Objective To compare the effect of anterior and transtrochanteric surgical approaches in primary total hip arthroplasty.
目的比较经大粗隆切口与前切口在初次髋关节置换术中的应用特点。
Study on Corrosion of Aluminized Mild Steel Heat-exchanger in the Low Temperature Area of Atmospheric-Vacuum Distillation Plant;
常减压装置低温部位换热器选材对比
Suction drainage replacement or not in 50 patients undergoing total knee arthroplasty:Randomized controlled comparison
全膝关节置换50例:放置引流的随机对照比较
Contrast study for the effect of placed drainage after primary total hip arthroplasty
全髋关节置换术后引流放置的对比研究
Comparison of the Clinical Effects between Hemiarthroplasty and Total Hip Arthroplasty(THA) in Treatment of Femoral Neck Fractures in the Elderly;
老年股骨颈骨折人工股骨头置换与全髋关节置换治疗比较
Comparison of Clinical Efficacy between One-Stage and Two-Stage Bilateral Total Hip Arthroplasty
双侧髋关节同期置换与分期置换的临床疗效对比分析
Total Hip Arthroplasty Through a Minimally Invasion Versus Conventional Posterolateral Approach:Retrospective Comparison
后外侧微创切口全髋置换术与常规全髋置换术的比较
Experimental Study on Characteristics of Up-fixing Diffusers and Space Air Distributions of Displacement Ventilation;
上置置换通风风口特性及气流组织实验研究
These include character displacement, habitat selection.
这些包括特征置换、栖息地的选择。
Characteristic Research on the Low Pressure Steam Injector Heat-Exchange Device;
低压蒸汽喷射器换热装置的特性研究
Study on the Working Performance of Built-In Miniature Hydraulic Turbine Heat Exchanger Tube;
内置微型液轮机换热管工作特性研究
THE STUDY ON THE CHARACTERISTICS, PROBLEMS AND POLICIES OF THE RELOCATION OF URBAN LAND USE;
城市用地置换的特点、问题与对策研究
Comparison of Different Factors Influencing on Therapeutic Effect of THR;
不同因素对全髋置换术疗效影响的比较
Technical and Economical Comparison of Different Flat-wave Reactor Configuration Scheme at ±660 kV Converter Station
±660kV换流站不同平抗配置方案的技术经济比较
Comparative study on three different heat exchange and fractionation processes for delayed coking unit
延迟焦化装置三种换热分馏流程的比较
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