查询词典 gradient of scalar field

In the second part, the flow field of the axial separator with downward exit is measured comprehensively.

在实验研究方面，本文首次对一种轴流下排气旋风分离器内部流场进行了详细的测量。

Expression of DLG bias as a function of operating point and axial magnetic field was derived from classic theory of gas laser.

利用气体激光的经典理论，推导了DLG零偏与工作点和轴向磁场的函数关系，给出了色散平衡的理论证明。

Probe, suitable for measuring the axial magnetic field, transverse sensitivity is negligible.

探头， 适合测量轴向磁场，横向的敏感性，可忽略不计。

According to the radial/axial distribution of magnetic field, equivalent magnetic circuit model is developed.

结合该新型电机径/轴向磁路特点，建立了空载等效磁路模型。

In this paper, the effects of thermal field of fast axial flow CO〓 laser are analyzed carefully and systematically.

本论文对快速轴流CO〓激光器中的热场效应进行了全面系统研究，在充分考虑热效应引起的放电工作气体负透镜效应以及谐振腔镜片正透镜效应的情况下综合分析它们对激光谐振腔振荡场模参数的影响，最后给出了在一定功率与光束发散角要求下对器件参量的要求。

In this paper,a study is given to the relationship between vacuum arc current and axial magnetic field keeping the vacuum arc diffuse,a formula of the relationship is deduced.

本文研究了真空电弧与使其保持扩散型的纵向磁场间的关系，并得出了电弧电流与纵向磁场间的关系式。

Because of these above reasons, the research of the effects of thermal field of fast axial flow CO〓 laser is very important.

因此对快速轴流CO〓激光器热场效应的分析研究至关重要。

By one dimension LDV, the distribution of axial velocity in the swirling field given was measured.

采用一维多普勒激光测速仪，测量了旋流流场的轴向速度分布，根据LDV测量值，建立了描述所给旋流场的数学模型。

Owing to the effect of axial field coil, the choosing range of iron core length is wider and more flexible.

利用数值法计算了混合磁路多边耦合电机磁场分布的特点，并结合样机进行了实验验证。

And the energy balance equation is applied to describe the temperature field axial orientated.

对流道的径向瞬态温度场分布进行差分求解，对流道轴向的温度分布运用能量平衡方程建立数学模型，并采用松弛迭代求解；最后，考虑流动和冷却过程的温度场分布，对流道径向和轴向温度场的计算结果进行了耦合分析，解决了长期以来只能依靠经验计算热流道温度场的局限。

You can snipe the second and third union leaders from this position.

您可以鹬第二和第三工会领袖从这一立场出发。

Aiming at the currently shortage of XML streams quality detecting, this paper proposes a new forecasting method of XML streams quality by least squares support vector machines, which is used the method of XML keys' vector matrix as windows, and vector product wavelet transform to multilevel decompose and refactor the XML streams series, that can fulfill real-time checking demand of XML quality, and ensure constraint, consist- ency and integrality. For even more adapting net load, it proposes a control strategy by weight and adaptive adjustment to ensure XML streams quality.

针对当前XML数据流质量检测存在的不足，提出构建XML键的矢量矩阵作为窗口，利用矢量积小波变换多级分解与重构XML数据流，再结合最小二乘支持向量机对XML数据流质量进行预测的一种方法，满足XML数据流质量重构时实时检测的要求，保证XML数据的约束性、一致性与完整性；为了更好的适应网络负载，采取加权与自适应窗口调整等调度策略充分保证XML数据流的质量检测。