查询词典 magnetic head

That part of a track or band on a magnetic drum, a magnetic disk, or a disk pack that can be accessed by the magnetic heads in the course of a predetermined angular displacement of the data medium.

磁鼓、磁盘或磁盘组上的一条磁道或一组磁道的某个部分，在数据媒体旋转到预定的角度时，磁头能在该部分存取数据。

Each record is a logical part of the file because it contains the same data items as all other records that are members of it.8.2 File Organization MethodsThe way data in files are stored on magnetic tape, magnetic disk, or magnetic drum is called a file organization.

每个记录是一种逻辑部分的文件，因为它包含相同的数据项，其他成员的记录。在文件的数据存储在磁带、磁盘、磁鼓叫做文件组织。

Magnetic equator: The line on the surface of the earth where the magnetic needle remains horizontal, that is, where the magnetic lines of force are horizontal.

地磁赤道：地球表面上使磁针保持水平的那条线，换句话说，此处的磁力线是水平的。

aim: in order to investigate different exposure of magnetic field on the learning memory of mice when the product of magnetic field intensity and magnetic exposure time is equal.

目的：观察磁场强度与磁场暴露时间的乘积相等时，恒定磁场的不同暴露方式对小鼠学习记忆能力影响的差别。

The profiles of the magnetic field intensity and magnetic acceleration in the concerned rooms of typical permanent magnet and superconducting magnet systems are presented, which may be helpful for the selection and design of the magnetic gradient field.

分析了典型永磁体和超导磁体工作空间内的磁场强度和磁加速度的分布规律，可为梯度磁场的选型和设计提供理论依据。

In order to verify the conclusions, need to design a uniform magnetic field strength devices, and can control the temperature of the magnetic field area. this combination of knowledge, we related knowledge, and design the magnetic field devices.

为了进一步验证理论推导的结论，需要设计一个强度可调的均匀磁场发生装置，并能控制磁场区的温度，本文结合相关知识，设计了实验所需的磁场发生装置。

The differences of different molecules in magnetic susceptibility, magnetic permeability and magnetic hysteresis are used as basic principles of qualitative analysis.

介绍一种磁化率定性分析装置，该装置可直接定性分析单组分大分子和同分异构体样品。

The results showed that the series of parameters for the same sample can be used to describe different magnetization processes, and the same series of parameters used in calculating hysteresis loop and magnetic aftereffect have unified the magnetic hysteresis and magnetic aftereffect phenomena.

研究结果表明对于同一种材料，模拟出的一套参数基本上可以反应不同的磁化过程，参数不仅可以很好地再现各种磁化规律，并把磁滞和磁后效进行了统一。

Relating to or characteristic of substances such as iron, nickel, or cobalt and various alloys that exhibit extremely high magnetic permeability, the ability to acquire high magnetization in relatively weak magnetic fields, a characteristic saturation point, and magnetic hysteresis.

铁磁的具有类似铁、镍或钴以及各种合金性质的或与此类物质有关的，具有在相对较弱的磁场里获得极高磁性的能力和特有的饱和点及磁滞现象注意，注意力集中

Utilizing the finite element method producing the distribution of magnetic force line at different approaches, then obtaining the mutually perpendicular direction of magnetic pole simultaneously to control,which is advantageous for reduction magnetic coupling.

采用有限元方法给出了磁极不同工作方式时的磁力线分布，结果表明同时控制互相垂直方向的磁极有利于减小磁耦合。

"Yes, now you can give yourself airs," she said, you have got what you wanted.

"对了，您现在高兴了，"她说道，这是您所期待的。

Then the LORD said to me: Rebel Israel is inwardly more just than traitorous Judah.

上主于是对我说：＂失节的以色列比失信的犹大，更显得正义。