英语释义

• (physics) the number of flux changes per unit area

片语

flux-density threshold阈照度

peak flux density峰值磁通量密度

Magnetic flux e density磁通密度

flux-density threshe通量密度低限

flux-density vector通量密度矢量

light-flux surface density光通表面密度

Magnetic flux-density wave磁密波

radiant flux surface density辐射通率面密度

英汉例句

• the methods to reduce transformer noise by reducing magnetic flux density and optimizing structure design are discussed under saving transformer material cost.

  讨论了通过降低磁通密度和优化结构设计，在节省变压器材料成本前提下降低变压器噪声的方法。

• an empirical formula describing the dependence of the power of hysteresis loss on frequency, magnetic flux density and temperature was derived.

  得出磁滞损耗功率与频率、磁通密度及温度的经验公式。

• it is indispensable to determine air-gap flux density for designing the dual-axis excitation synchronous machine.

  气隙磁密的确定，对于设计二轴励磁同步发电机是必不可少的。

• a proper integration of both azimuthal and radial variations in sap flux density within a tree can be scaled for whole-tree transpiration, which can relatively accurately estimate stand transpiration.

  对树木液流密度在径向和方位上进行适当的整合，可较準确地计算整树和林段蒸腾。

• the calculation of the model reveals the distribution variation of flue gas concentration and heat flux density within the furnace.

  模型计算揭示烟气温度和热流密度在炉膛内的分布变化。

• fbg-based air gap magnetic flux density online measurement system is established, which realizes air gap, rotor speed and coil current adjustments to simulate mb working states.

  构建了磁力轴承fbg气隙磁通密度在线测量系统，实现气隙、转速、线圈电流的调节，模拟磁力轴承的工作状态。

• it is a necessary to predict a magnetic flux density surrounding a current-carrying conductor in design of emc and current sensor.

  在电磁兼容和电流传感器设计方面，预先估计载流导体表面的磁通密度是必要的。

• when the maximum heat flux density is acquired, the experiment confirms the groove surface size as follows:0.

  实验确定了获得最大热流密度时的微槽表面尺寸为槽宽、槽深以及槽间距分别为0。

• a unit of magnetic flux density equal to 1 maxwell per square centimeter .

  磁通量密度单位等于每平方厘米麦克斯韦。

• equations can conveniently be used to solve the calculations of image and effective mirror field and to be the basis of calculation of solar flux density on receiver.

  此法可适用于各种形状的受光器，比较精确而简便地解决了太阳影象与有效镜面场的计算问题，为受光器能流密度的分析提供了依据。

• according to the nonlinear dynamic model of a nuclear reactor, a new constant neutron flux density control method based on nonlinear state feedback is presented.

  针对核反应堆点堆动态非线性模型，提出了一种非线性状态反馈的中子通量密度恒值控制的新方法。

• velocity and temperature field as well as wall heat flux density are obtained.

  计算给出了炉内温度场、速度场及壁面热流密度分布的数值预报。

• the magnetic flux density on the crack tip in a metal pipeline was studied by numerical simulation method.

  用数值模拟方法研究了金属管道裂纹尖端磁通量密度的分布情况。

• a new analysis method is proposed for calculating the flux density distribution on focal plane of solar concentrators.

  提出一种计算太阳能聚光器聚光焦斑能流密度分布的新方法。

• the magnetic flux density is uniform near the center of coil, therefore, the meniscus level in mold should locates between the coil center and the top of mold in casting operation.

  在线圈中心位置附近的磁感应强度分布较均匀，实际浇铸过程中，应将液面控制在线圈高度中心与线圈顶端位置之间。

• the paper describes the model for calculating the neutron flux density distribution in two dimensional hexagonal geometry assembly of light water reactor(lwr) by transmission probability method.

  研究利用穿透概率法求解二维六角形轻水堆燃料组件内中子通量密度分布。

• sap flow density is low and anomalistic, even formed multi-peak curves which has not obvious peak value during rainy days, sap flux density during night is larger than its in sunny days.

  各树种阴雨天液流密度变化曲线均不规则且液流密度值较小，甚至出现多峰曲线，但峰值并不明显。

• the paper describes the measuring technique of infrared radiant heat flux density reached the surface or absorbed by the surface of spacecraft during thermal balance test.

  文章介绍了在航天器热平衡试验中到达航天器表面或被其吸收的红外辐射热流密度的测量技术。

• using the proposed model, the relation between the magnetic flux density in the air of the giant magnetostrictive force sensor and the value of force applied on the magnetostrictive rod is calculated.

  应用该模型计算了超磁致伸缩力传感器空气隙中的磁感应强度和磁致伸缩棒上施加力的关系，并与实验值进行了比较。

• it has been shown that when the rf frequency is less than the ion plasma frequency, the ion flux density will strongly depend on the time.

  结果表明，当射频场的频率小于或等于离子等离子体频率时，离子流密度明显地随时间变化。

• the magnetic fluid sealing pressure is mainly related to the magnetic flux density of the magnetic gap, and also related to the structure.

  磁流体密封压力主要由间隙的磁通密度决定，结构参数对密封压力也有影响。

• thus the averaged relationships between the flux density of the direct solar radiation and the air mass under various coefficients of transparency p2 were obtained.

  于是得到各种透明系数p_2状况下太阳直接辐射通量密度随大气质量变化的平均关系。

• the spatial distribution of the flux density is investigated by the ccd method and calibrated by heat flow meter .

  采用ccd法得到了能流密度的相对分布并用热流计标定出能流密度分布。