magnetic oil磁性油magneticadj.有磁性的；有吸引力的；催眠术的n.磁体，磁性物质magnetic solphonated lignite磁性磺化煤magnetic liquid dynamic seal磁液动密封magnetic core matrix storage磁心矩阵存储器magnetically coupled circuit磁耦合电路magnetic hardness comparator磁性硬度比较器magnetic refrigeration power磁制冷功率magnetic suspension flywheel磁悬浮飞轮magnetic field with gradient梯度磁场Magnetic-rheology absorber磁流变减振器magnetic tape switching unit磁带转接部件