查询词典 a blast of

The results show that magnesium and aluminum theoretically can be thoroughly dissolved from the blast furnace slag by diluted sulfuric acid pretreatment on the blast furnace slag even if the ended concentration of sulfuric acid is 0.001mol/L, while the titanium basically could not be dissolved. Therefore it is theoretically indicated that the separation of the magnesium and aluminum from the slag with the least titanium loss by diluted sulfuric acid pretreatment is possible.

结果表明，采用稀硫酸对高炉渣进行预处理，当终酸浓度即使为0.001mol·l~(-1)时，镁、铝理论上也能全部被酸浸出，而钛在0.001 mol·l~(-1)的酸浓度条件下基本不被浸出，从而从理论上可以说明对高炉渣采用稀酸预处理可以很好的将炉渣中的镁、铝等杂质分离出来，而钛极少被浸出。

This process can preheat blast furnace gas and air up to 200℃ and 400℃ respectively, and blast temperature above 1 200℃ can be obtained from pebble stove.

该工艺技术把高炉煤气和助燃空气分别预热到200℃和400℃，配套采用球式热风炉，热风温度可以达到1200℃以上，同时计算了工艺中涉及到的各种参数，对工艺和设备进行了设计或选型。

A series of measures for realizing high blast temperature and long campaign have been taken in the design of ex- ternal combustion type hot air stove provided by Nippon Steel for 4350m~3 blast furnace newly built in Taiyuan Iron and Steel Co.

在新建的太钢4350m~3高炉新日铁外燃式热风炉的设计中，围绕高风温长寿命采取了一系列措施：蓄热室、燃烧室、混风室内墙体与拱顶的拱角相接处，采用迷宫式结构，防止独立砌体间窜风；在开孔部位采用组合砖，以提高这些关键部位的气密性和结构稳定性；蓄热室内采用带凹凸槽的小孔径七孔高效格砖，提高加热面积；采用分离型余热回收装置预热助燃空气和煤气等。

The effect of mineral admixtures on the expansion due to ACR was studied. The results show that the expansion can not be suppressed by natural zeolite, ground blast furnace slag and silica fume, however, it can be suppressed by some kinds of fly ash and the composites of natural zeolite and fly ash, ground blast furnace slag and silica fume respectively.

试验了矿物质掺合料对ACR的抑制作用，沸石、矿渣、硅灰均不能有效地抑制ACR，而某些粉煤灰及沸石与粉煤灰、矿渣、硅灰的复合对ACR有抑制作用。

The confidence and accuracy of distinct element method simulation model of charging of bell-less top blast furnace are only verified and affirmed by experiment. The experiments of one circle charging and multiple circle charging are made in the test model of bell-less top blast furnace.

从而，以高炉炉料颗粒离散单元法模型为基础，结合计算机实施技术，建立了高炉无钟炉顶布料的离散单元法模拟模型，并将其开发编制成了大型的计算机模拟应用程序BLTDEM，配置了功能齐全的前后处理器，以完善计算机模拟和应用。

It further proves the distinct element method simulation model of charging of bell-less top blast furnace is true, and indicates this mathematics model not only has great theory research significance, but also have full practical worth. The distinct element method simulation model of charging of bell-less top blast furnace is a computer model.

本文还对实际无钟炉顶高炉开炉布料进行了离散单元法模拟研究，模拟结果与实测结果也基本符合，这进一步证明了高炉无钟炉顶布料离散单元法模拟模型的正确性，并且表明此数学模型不仅具有理论研究意义，而且具有实用价值。

It indicates the distinct element method simulation model of charging of bell-less top blast furnace may replace the model experiment that takes very long time, and spends a great amount of both manpower and material resources to research the law of charging of bell-less top. The distinct element method simulation is made for opening furnace charging of reality bell-less top blast furnace. The result of simulation is also very identical with that of measuring.

本文在高炉无钟炉顶实验模型上进行了单环和多环布料实验研究，同时运用离散单元法模拟模型对实验进行了数值模拟，得到的炉料分布和料面形状的实验结果与模拟结果相当吻合，这证明了离散单元法在高炉无钟炉顶布料中的应用是可行的，并且表明运用高炉无钟炉顶布料离散单元法模拟模型可以替代费时、费钱、费力的物理模型实验，进行无钟炉顶布料规律研究。

It effectively solves the problem of contact mechanics between burden granules. The dynamic data structure that is a linked list is built to save and delete the varying data in simulation calculation process. Therefore, the distinct element method simulation model of charging bell-less top blast furnace is established in view of the distinct element method model of blast furnace burden granular.

本文首先对离散单元法的基本原理和数值计算方法进行了系统研究，针对高炉炉料颗粒介质特点，对离散单元法进行了相应改进，建立了高炉炉料颗粒运动的离散单元法基本数学模型，推导出了相应的高炉炉料颗粒离散单元法数值计算基本参数的计算公式，例如阻尼、刚度、时步等，并确定了合理的数值模拟参数值。

2200 M3 blast furnace adopted belt charged,central feed type bell-less top,hearth structure,hot-blast stove,INBA and so on.

安钢2 200m3高炉采用了皮带机上料、新型串罐无料钟炉顶、陶瓷杯+水冷炭砖炉底、炉缸结构、高风温长寿命内燃式热风炉、热法INBA炉渣处理系统、联合软水密闭循环系统等先进技术。

Control techniques for bell-less top in the new No. 3 BF of WISCO;2.2200 m3 blast furnace adopted belt charged,central feed type bell-less top ,hearth structure,hot-blast stove,INBA and so on.

安钢2 200m3高炉采用了皮带机上料、新型串罐无料钟炉顶、陶瓷杯+水冷炭砖炉底、炉缸结构、高风温长寿命内燃式热风炉、热法INBA炉渣处理系统、联合软水密闭循环系统等先进技术。

The shaping method of noncircular part and the tool holder's radial motion characters in noncircular turning process are discussed in detail in the thesis.

论文详细研究了非圆零件的成型方法和加工过程中刀架的径向运动规律。

I have not really liked him,I do not like his this kind of disposition.

我没有真的喜欢他，我不喜欢他的这种性格。