1)  fettling magnesite grain
冶金镁砂
2)  metallurgical magnesite
冶金镁砂
3)  metallurgy
冶金
1.
Application of Active lime in Metallurgy;
活性石灰在冶金生产中的应用
2.
The technology and application of microorganisms metallurgy;
微生物冶金技术及其应用
3.
Present situation of study on microwave heating application in metallurgy;
微波加热在冶金领域中应用研究现状
4)  metallurgical property
冶金性能
1.
Through analyzing and inspecting each metallurgical property of natural lump ores from main habitats in the world by experiment, the article indicates that the lump ores' metallurgical properties can meet a modern blast-furnace except the softening and melting properties.
由于对天然块矿的冶金性能认识不够全面和深入,影响了现代高炉使用块矿技术的发展。
2.
The experimental study of adding MgO-bearing additives in acid pelletizing process, including balling,firing and product pellets metallurgical property, in ANSTEEL shows that :under the usual fired temperature of the traveling-grate, the cold compression strength of product pellet is more than 2 500 N/P when the pellets contain the mass percent of MgO/SiO2 in the range of 0.
对带式机酸性球团矿添加含MgO添加剂的造球、焙烧和冶金性能研究表明,在带式机目前焙烧工艺制度条件下,MgO/SiO2比值在0。
3.
In order to raise the metallurgical property of pellets and the stabilize of the ironmaking furnace,the ability of linking crystal and the microscopic characteristics of balling iron concentrtes are studied through the characteristics of production technology and the raw materials condition at Nansteel.
为进一步提高南(昌)钢公司球团矿的冶金性能,稳定炼铁高炉炉况,根据南钢的原料条件和生产工艺特点,对常用造球铁精矿粉的微观特性、连晶能力进行了研究,并进行了配矿结构的优化焙烧实验,及球团矿的冶金性能的实验研究。
5)  metallurgic method
冶金法
1.
on electrical properties of multicrystalline silicon prepared by metallurgic method was investigated.
利用四探针电阻测试仪、光学显微镜、扫描电镜、电感耦合等离子发射光谱仪、能谱分析等设备,从晶粒尺寸、组织形态以及晶界析出物等对冶金法制备的多晶硅电阻率的影响。
6)  Vacuum metallurgy
真空冶金
1.
High-temperature sensor for vacuum metallurgy and calibration of temperature measuring system;
真空冶金用新型温度传感器及测温系统的校准
2.
Advances in vacuum metallurgy process automatic control;
真空冶金过程自动控制技术的进展
参考词条
补充资料：冶金镁砂
分子式：
CAS号：

性质：具有一定粒度组成、用于烧结和修补冶金炉(平炉、转炉、电炉)炉底和炉衬的镁砂。分为普通冶金镁砂和合成冶金镁砂(也称马丁砂)。前者是由菱镁矿在竖窑或回转窑中直接煅烧制成烧结镁石后，再经破碎到一定的颗粒组成得到的，由于其熔点高，使用时难于烧结，因此使用时要加入10％～15％的助熔剂，一般加入铁鳞或平炉渣。后者是将菱镁矿、白云石等原料粉碎后，加入适当的烧结促进剂，制成料球，在高温回转窑或竖窑中煅烧，再粉碎至一定的颗粒制得。使用时不必外加助熔剂，补炉质量较好。

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