2) High Frequency Magnetic Field
高频磁场
1.
Fabrication of Al Matrix Gradient Composites in High Frequency Magnetic Field;
高频磁场下制备铝基表面增强梯度复合材料
2.
Fabrication of Al-Mg_2Si-Al_2O_3 graded composite material under high frequency magnetic field;
高频磁场下制备Al-Mg_2Si-Al_2O_3梯度复合材料
3.
Research on electromagnetic separation of inclusions from aluminum alloy melts by high frequency magnetic field;
高频磁场下铝合金中非金属夹杂物电磁分离研究
3) high permeability
高磁导率
1.
Trends and development of high permeability MnZn ferrite;
高磁导率MnZn铁氧体的研究进展
2.
The sample of MnZn ferrite with high permeability was prepared by conventional ceramic techniques in the paper.
本文采用传统陶瓷工艺制备了高磁导率MnZn铁氧体材料。
3.
The preparation of MnZn ferrite with high permeability by deposition method was reported in this paper, And the influence of excessive ZnO and sintering temperature on the magnetic properties of MnZn ferrite.
用化学共沉淀法制备了高磁导率MnZn铁氧体,研究了ZnO过量和不同烧结温度对样品磁性能的影响。
4) high magnetic anomaly
高磁异常
1.
Origin of high magnetic anomaly belt in northeastern South China Sea as indicated by geophysical inversion;
南海东北部高磁异常带成因的地球物理反演研究
5) high frequency electromagnetic field
高频磁场
1.
Transient analysis of high frequency electromagnetic field during electromagnetic soft contact continuous casting
软接触电磁连铸高频磁场的瞬态分析
2.
The result shows that viscosity of flux decreases due to the induction heating action of high frequency electromagnetic field (20 kHz), and the dimension of flux channel increases with electromagnetic pressure, thus the deformation behavior of initial solidifica.
研究结果表明:高频磁场(20kHz)下的感应加热作用会降低保护渣的粘度;电磁压力将增加渣缝的宽度,使施加电磁场后连铸坯初生坯壳的变形行为受到影响,进一步解释了软接触电磁连铸技术改善坯壳表面振痕的机理。
3.
Aiming at the process of electromagnetic soft-contact continuous casting,a three dimensional finite element model of electromagnetic field and temperature field was developed to research the effects of high frequency electromagnetic field on the process of billet initial solidification in soft contact mold under various conditions of casting speeds and mold structural parameters.
针对电磁软接触连铸过程,建立了结晶器内三维电磁场和温度场计算模型,研究了不同拉速及不同结晶器结构参数下,高频磁场在金属内产生的感应热对铸坯凝固过程的影响。
6) High Magnetic Field
高磁场
1.
The Effect Research of Scanning Optimization Eliminates the High Magnetic Field MRI Artifacts;
扫描优化对消除高磁场MRI伪影的效果研究
2.
The magnetic properties of the paramagnetic neodymium trifluoride NdF_3 in high magnetic field were theoretically calculated.
理论计算了高磁场下顺磁性NdF3的磁特性。
补充资料：高磁导率合金
高磁导率合金
high permeability alloys
高磁导率合金high permeabilitya一10邓在弱磁场中磁导率尽较高的软磁材料。根据技术磁化理论，在弱磁场中，磁化在可逆阶段，其起始磁导率娜由可逆畴壁位移或可逆畴转所决定。在可逆磁化时有下列关系 Ms_r闪认兀不厄万万’了 八1一二于刁sU 乙式中Ms为饱和磁化强度;Kl是磁晶各向异性常数;凡为饱和磁致伸缩系数;J为内应力;Z是夹杂物含量;r是夹杂物半径。由上式可知:若使召:高，必须Kl和凡接近于零，应力J接近于零，夹杂物少且聚成团，合金的」么高等。 软磁合金中，同时具有很小的Kl和凡的仅有高镍坡莫合金(见铁镍系合金)、铁硅铝(Fe一Si一AD系Sen-dust合金、钻(Co)基非晶态合金和铁(Fe)基超微晶合金。高磁导率合金的典型性能见表。 高镍坡莫合金主要指镍铁铂(Ni一Fe一Mo)三元合金，即含Mo4一6%的1 J 79、1 J 85、1 J 86合金，以及镍铜钥铁(Ni一Cu一Mo一Fe)系四元合金，即IJ77合金。加其他合金元素如优(Nb)、担(Ta)、铬(Cr)、钨(W)等也可以得到高硬度(HV)、高电阻率p的高磁导率合金。 典型的Sendust合金含51约9 .6%，Al约5 .4%，余为Fe。可加入各种合金元素以改善其加工性和磁性。加入3%左右Ni的超Fe一51一AI合金(Supersendust)，可以温轧得到0.2rnrn厚的薄带，经磁场处理后有很高的磁导率(见铁硅铝系合金)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条