Term 术语 Definition 定义
magnetic dip
磁倾角
See DIP.
参见dip(倾角)。
magnetic element
地磁要素
VARIATION, DIP, or MAGNETIC INTENSI­TY.
磁偏角、磁倾角或磁场强度。
magnetic equator
磁赤道线
See EQUATOR.
地球表面磁倾角为零的各点的连线。亦称aclinic line(无倾线)。
magnetic field
磁场
The space in which a magnetic influ­ence exists.
存在磁力作用的空间。
magnetic field intensity
磁场强度
The magnetic force exerted on a UNIT MAGNETIC POLE placed at any specified point of space. It is a vector quantity. Its direction is taken a... more
The magnetic force exerted on a UNIT MAGNETIC POLE placed at any specified point of space. It is a vector quantity. Its direction is taken as the direction toward which a north MAGNETIC POLE would tend to move under the influence of the field. Also called magnetic intensity, magnetic field streng­th.
指置于空间任何规定点的单位磁极所受的磁力。它是一个矢量,其方向为北磁极在磁场影响下趋向移动的方向。亦称magnetic intensity/magnetic field strength(磁场强度)。
magnetic field strength
磁场强度
See MAGNETIC FIELD INTENSITY.
参见magnetic field intensity(磁场强度)。
magnetic inclination
磁倾角
See DIP.
参见dip(倾角)。
magnetic induction
磁感应
The act or process by which mate­rial becomes magnetized when placed in a MAGNETIC FIELD.
置于磁场内的物质被磁化的行为或过程。
magnetic intensity
磁场强度
See MAGNETIC FIELD INTENSITY.
参见magnetic field intensity(磁场强度)。
magnetic latitude
磁纬度
See LATITUDE.
其正切是磁倾角正切二分之一的角度。
magnetic lines of force
磁力线
Closed lines indicating by their direction the direction of magnetic influence.
其方向能够表明磁力作用方向的闭合曲线。
magnetic meridian
磁子午线
See MERIDIAN.
地球的水平磁力线。在其铅垂面内无瞬变人工磁扰影响下,自由悬挂且匀称磁化的针将会逐渐静止。
magnetic moment
磁矩
The quantity obtained by multi­plying the distance between two MAGNETIC POLES by the average strength of the poles.
用两个磁极的平均强度乘其间距离获得的量。
magnetic needle
磁针
A small, slender magnetized bar which tends to align itself with MAGNETIC LINES OF FORCE.
一种使它自己与磁力线趋于对准的小而细长的磁化棒。
magnetic north
磁北
See NORTH.
自由悬式磁针在仅受地球磁场作用时指北端表示的方向。
magnetic observation(s)
地磁观测
See OBSERVATION.
任意地磁要素的测量。
magnetic observatory
地磁台
A place where buildings are equipped for observing temporal changes in the EARTH'S MAGNETIC FIELD.
建筑物装备有观测地球磁场瞬时变化设备的地方。
magnetic permeability
磁导率
The property of a magnetizable substance that determines the degree in which it modi­fies the magnetic flux in the region occupied by it.
可磁化物质在其所在区域内影响磁通量程度的能力。
magnetic pole
磁极
Either of the two places on the surface of the EARTH where the magnetic DIP is 90°, that in the northern hemisphere being designated north m... more
Either of the two places on the surface of the EARTH where the magnetic DIP is 90°, that in the northern hemisphere being designated north magnetic pole,and that in the southern hemisphere being designated south magnetic pole. The magnetic poles are not fixed and do not coincide with the GEOGRAPHICAL POLES. Either of those two points of a MAGNET where the magnetic force is greatest.
地球表面磁倾角为90°的两点中的任一点;指定北半球的为北磁极,南半球的为南磁极。磁极并不固定,且不与地极一致。 磁铁磁力最大的两点中的任一点。
magnetic range
磁向范围
See RANGE.
已知磁方向的范围。用于帮助测定磁经盘的偏差。参见magnetic deviation(罗经自差)。