Selection of laser pulse shape pulse duration flux density are discussed in pulsed laser microwelding and the experimental results are given.
讨论了脉冲激光微型焊接中,对于激光的脉冲形状、光脉冲宽度、光通量密度等的选择,并给出了实验结果。
The iron core is used to maximize the coupling between the coils (formed by conductors) placed on the stator and rotor, to increase the flux density in the machine and to decrease the size of machine.
铁芯用于使放置在转子和定子中的线圈(由导体构成)之间的耦合最大,以增加电机的磁通密度以及减小电机尺寸。
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。
The research showed that the control result of electromagnetic brake was related to casting speed, mould Angle and magnetic flux density.
研究表明,电磁制动的控制效果与浇铸速度、水口角度和磁通量密度有关。
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。
A xenon poison method is proposed for measurement of thermal neutron flux density.
文章提出用氙中毒法测量微堆堆芯热中子绝对通量密度。
Temperature plays a vital role in the growth of plantlets in vitro. To enhance the photosynthetic photo flux density can cause a drastic change in temperature.
温度对组培苗的生长发育具有重要的作用,提高光合光量子通量密度会引起微环境温度强烈变化。
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。
A unit of magnetic flux density equal to one weber per square meter.
磁通量密度单位等于每平方米韦伯。
No significant changes in the flux density of 3C345 and 3C380 are found by comparing with the first epoch observations.
与第一历元的观测比较,3C345和3C380的流量密度没有明显的变化,但3C345的结构变化明显。
Powder core has high saturation flux density and excellent motion linearity of DC bias.
磁粉心具有较高的饱和磁通密度和较好的直流偏磁动态线性。
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。
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。
The pressure drop of pipe increases with increasing of flux, liquid density, liquid viscosity, particle density and particle volume density.
管路压降随着流量、颗粒密度、颗粒初始加入量及液相介质密度和粘度增大而增大。
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。
The density of plasma rises with increase of laser energy, and the charge flux of plasma is larger than that of combustion flow.
实验结果表明等离子体密度随激光能量的提高而增大,而且激光等离子体的电荷通量大于燃烧流的电荷通量。
The mass flux of macromolecules ia solution depends on molecular weight, polymer density, molecular size and shape.
大分子的输运物质流决定于其分子量、密度、分子尺寸和形状。
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 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。
This paper has studied the influences of chemical compositions and hot rolling temperature on mechanical properties and magnetic flux density of magnetic yoke sheet.
本文研究了钢的主要成分,轧制温度对磁轭薄板力学性能和磁通密度的影响。
The effect of plasma density on the ion energy flux is analyzed.
分析了等离子体浓度对离子能量通量的影响。
The rigid body model of single suspension magnet are established with flux density as state variable and the system stability is analyzed with flux feedback control.
建立以磁场强度为状态变量的单悬浮电磁铁刚体模型,分析磁通反馈控制下系统的稳定性。
The calculated results of current density and heat flux on flat weld pool surface using model established in this paper are agreed with experiment.
用本模型计算出的平坦熔池表面电流密度和热流密度的分布与试验结果显示了很好的一致性。
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。
The method of blow, side protecting gas in laser deep welding is used to reduce the electronic density of plasma, also, the active flux in TIG can absorb electron.
激光深熔焊中侧吹保护气体方法用于降低等离子体中的电子密度抑制等离子体,TIG中活性焊剂也有吸收电子的作用。
Because of the transverse flux machine can achieve high power density, it becomes a hotspot of electric machinery research.
横向磁通电机由于可以获得较高的转矩密度现在正成为电机界研究的热点。
Because of the transverse flux machine can achieve high power density, it becomes a hotspot of electric machinery research.
横向磁通电机由于可以获得较高的转矩密度现在正成为电机界研究的热点。
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