磁感应密度

词组短语

field density

与磁感应密度相关的网络例句 [注：此内容来源于网络，仅供参考]

According to Biot-Savart law, the magnetic induction at the diameter position of the spin axis is calculated. Furthermore, using the internal and external radius of the Earth's outer core as well as the radius of the Earth and the magnetic induction at the Earth's magnetic pole, the volume charge density and surface charge density of the Earth's outer core have been obtained.

先根据毕奥-萨伐尔定律计算球形模型绕自转轴旋转时在自转轴直径上产生的磁感应强度；再利用已知的地球外核的内外半径及地球半径和磁极处的磁感应强度值，计算出地球外核的电荷体密度及面密度。

Rinted-circuit board air-core coils designed by using CAD tools and fabricated by adopting advanced PCB manufacturing technology are good in measurement accuracy and consistence of products parameters. But the characteristics of limited turns-density and large magnetic induction intensity grads on coil cross-section make great influence on the continuous uniform distribution of coil turns along the coil circumference and cause its discrete distribution.

CB空心线圈采用CAD方法设计和先进的PCB加工工艺制造，具有很好的测量精度和参数一致性，但是，线匝密度较小，而且截面上磁感应强度梯度较大，从而影响了线匝沿圆周均匀分布的连续性，使其具有了离散分布特征。

The choice for material of iron core, all the structure design and the method of collimation for the magnet were also described. Simulation results of Opera show that when the length of the core is 220 mm, the effective magnetic length is about 302 mm and the maximal magnetic density is around 0.215 T at four interior angles. Corresponding field uniformity is within 0.8% in the area of 133 mm×200 mm.

根据磁铁的设计指标，给出了磁铁设计要求铁芯材料选择方法、整体的结构设计以及如何对磁铁进行定位和准直，并采用Opera程序进行模拟计算，结果表明：当铁芯长度为220 mm时，磁有效长度大约为302 mm；磁感应密度最大的地方在4个内角上，约为0.215 T；在133 mm×200 mm的平面范围内，磁场均匀性优于±0.8%。

Maxwell's equations group in fact was already found in the basic experimental laws of electromagnetic phenomena, as well as a single magnetic pole does not exist on the facts and the integrated displacement current assumptions, using an international system of units, these equations can be written as: DivDW =ρ or DW =ρ(1) kiDivBq = 0 or Bq = 0 (2) kiCurlEBq =- Zt or × EqkZ =- BqZt (3) ZCurlHDWDW = jE Zt, or × HW = jE Zkt (4) Z-type in the Curl, and Div were vector operator curl and divergence, Micro-k points for the Hamiltonian operator, in the rectangular coordinate system,= iZZEkx jEy kqz, iE, jE, kq along Zx, y, z-axis unit vector, a vector for any AW are × AW = CurlAW, kAW = DivAW; DW for the electric displacement, Bq for the magnetic induction intensity, Eq, and HW, respectively i field and electric field strength, jY for the conduction current density,ρ the charge density for free.

麦克斯韦方程组实际上是当时已发现的电磁现象的基本实验定律以及单个磁极不存在的事实和位移电流假设的综合，采用国际单位制，这些方程式可写成：DivDW＝ρ或DW＝ρ（1）kiDivBq＝0或Bq＝0（2）kiCurlEBq＝－Zt或×EqkZ＝－BqZt（3）ZCurlHDWDW＝jE＋Zt或×HW＝jE＋Zkt（4）Z式中Curl和Div分别为矢量算符旋度和散度，为哈密顿微k分算符，在直角坐标系中，＝iZZEkx＋jEy＋kqz，iE，jE，kq是沿Zx、y、z轴的单位矢量，对任一矢量AW有×AW＝CurlAW，kAW＝DivAW；DW为电位移，Bq为磁感应强度，Eq和HW分别为电i场和磁场强度，jY为传导电流密度，ρ为自由电荷密度。

The rule of magnetic induction density, induced eddy current and electromagnetic force varied with high frequency sine exciting current was investigated.

利用瞬态分析方法，研究高频正弦激励电流密度在结晶器内钢液中产生的磁感应强度、感应电流及电磁力的变化规律。

Also called the magnetic flux density or the magnetic induction and symbolized by B.

也叫磁通量密度或磁感应强度，用符号 B 表示。

With the rapid development of the recording density, it is required that the magnetic head materials should have much higher saturation magnetic flux density.

硬磁盘记录密度的迅速发展，要求薄膜磁头材料具有更高的饱和磁感应强度，进而使铁基薄膜逐渐成为研究的热点。

Week 14 Magnetic effect of current, Ampere molecule current hypothesis, current intensity and current density vector, condition of steady current, magnetic field of steady current, magnetic induction vector B;Biot-Savar- Laplace law and its application.

第14周电流的磁效应；安培分子电流假说；电流强度和电流密度矢量；稳恒电流的条件；稳恒电流的磁场；磁感应强度矢量B；毕奥-萨伐尔-拉普拉斯定律及应用。

Week 1 Magnetic effect of current, Ampere molecule current hypothesis, current intensity and current density vector, condition of steady current, magnetic field of steady current, magnetic induction vector B;Biot-Savar- Laplace law and its application.

电流的磁效应；安培分子电流假说；电流强度和电流密度矢量；稳恒电流的条件；稳恒电流的磁场；磁感应强度矢量B；毕奥-萨伐尔-拉普拉斯定律及应用。

The magnetic intensity of the applied magnetic force on a ferromagnetic material denoted by the term H measured in oersteds; b. The magnetic inducition or flux density as the flux per unit area normal to the direction of the flux ,denoted by B and measured in gauss; c. The magnetic permeability establishes the relation between magnetic induction and magnetizing force expressed as B/H =u; d.Residual magnetism or remanent magnetism which remains in the casting after the magnetizing force has been removed .

磁场强度的应用磁力就一铁磁材料标注由任期h来衡量， oersteds ；乙磁inducition或磁通密度为通量每单位面积正常的方向通量，标注由B和衡量在高斯；长该磁导建立的关系磁感应强度和磁化力表示的B /为H = u ； d.residual磁性或剩余磁性，这仍然是在铸造后，磁化部队已被删除。

与磁感应密度相关的网络解释 [注：此内容来源于网络，仅供参考]

air gap induction：气隙磁感应,气隙磁密度

air-gap gauge 气隙量规 | air-gap induction 气隙磁感应; 气隙磁密度 | air-gap leakage flux 气隙漏磁通

magnetic flux density：磁通量密度

则磁通就会呈现一连续的路径,且磁场将形成于铁心之内,因此所感应的磁场就会较强大,如图5-3所示.在磁场上某一点所测量的磁通聚集程度,我们称之为磁通量密度(magnetic flux density)或是磁感应(magnetic induction),

magnetic flux density：磁感应密度

magnetic flux 磁通量 | magnetic flux density 磁感应密度 | magnetic hysteresis 磁滞

actual flux density：有效磁感应[强度],实际磁通密度;有效通量密度

actual flow of heat-supply network 热网实际流量 | actual flux density 有效磁感应[强度],实际磁通密度;有效通量密度 | actual gap area 磁极下气隙计算面积,实际气隙面积

residual magnetic flux density：剩余磁感应强度

residual magnetic flux 残留磁束 | residual magnetic flux density 剩余磁感应强度 | residual magnetic induction 剩余磁通量密度

magnetic flux linkage：磁键

magnetic-flux-leakage 磁漏 | magnetic-flux-linkage 磁键 | magnetic-fluxdensity 磁感应密度

magnetic induction flowmeter：磁流量计

magnetic induction density 磁感应密度 | magnetic induction flowmeter 磁流量计 | magnetic inductive capacity 导磁率

magnetic induction density：磁感应密度

magnetic induction component 磁感应分量 | magnetic induction density 磁感应密度 | magnetic induction flowmeter 磁感应式流量计

remanent magnetisation：剩余磁化

remanence 剩余磁感应剩余磁通密度剩磁 | remanent magnetisation 剩余磁化 | remanent magnetism 剩磁