其中磁体系统包括主磁体、梯度线圈和射频线圈。
Magnet system composed of main magnetic body, gradient coil and radio frequency coil.
构架(8,9)支撑梯度产生线圈组件并与支撑组件或支撑组件附近的主磁体相连。
A framework (8, 9) supports the gradient generation coil assembly and is connected to the support assembly or to the main magnet near the support assembly.
这种结构的主磁体体积庞大，整套设备价格昂贵，不利于MRI系统在中小医院的普及。
The main magnet of this kind of MRI system has huge volume, so that the whole equipment is very expensive, which makes small hospitals not able to afford it.
一种磁共振扫描器(10)包括主磁体(12)、磁场梯度线圈(16)和一个或多个射频线圈(18)。
A magnetic resonance imaging scanner (10) includes a main magnet (12), magnetic field gradient coils (16), and one or more radio frequency coils (18).
本文介绍了一种永磁磁路设计方法，并以0.35T的MRI主磁体设计为例验证了磁路设计方法的有效性。
A method of permanent magnet circuit design is introduced. Validity of the method is validated by the design of main permanent magnet of MRI with 0.35t.
然后根据磁场基础理论及磁偶极子对模型理论等基本电磁场原理，提出一种设计MRI单边主磁体初始结构的方法。
After that a monohedral magnet for MRI is presented according to the basic theory of magnetic field and the theory of a pair of magnetic dipoles.
数值结果显示，本文提出的设计方法给出的设计方案能够在磁体结构外部的成像区域形成均匀并且强大的主磁场。
Numerical implementations show that this method provides a main magnetic field with homogeneity and strength at the imaging region, which is defined outside of the magnet structure.
而SC加氢化磁体的裂纹源于主相的穿晶断裂。
But for sc and hydrogenated magnets the crack source is the transcrystalline break of main phase.
计算结果表明，氦工质从液氦主杜瓦加注到磁体杜瓦的过程中，其压力和温度不断降低，而 含 气量不断增加。
The calculation shows that the pressure drops and the temperature decreases, but the gas rate increases from liquid helium main dewar to superconducting magnet dewar.
计算结果表明，氦工质从液氦主杜瓦加注到磁体杜瓦的过程中，其压力和温度不断降低，而 含 气量不断增加。
The calculation shows that the pressure drops and the temperature decreases, but the gas rate increases from liquid helium main dewar to superconducting magnet dewar.
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