Conclusion The axis of "no man's land" can be used as a index of differential diagnosis of wide QRS complex tachycardia.
结论无人区电轴可以做为宽qrs波群心动过速鉴别诊断的一项指标。
Kinematic equation is established for a two-parallel-axis differential through vibration method, and also the working principles of this differential are investigated.
作者从动态分析出发，建立了并列双轴差速器的运动方程序，并对其工作原理和有关参数进行探讨。
The stress state can be described by a sphere stress having the radius of the minimum axis with the superimposition of a differential stress between the maximum and the minimum axes.
这些力合成一个三轴不等的应力状态，相当一个以最短轴为半径的球状应力迭加一个差应力。
A screw gear type differential mechanism includes a differential carrier, an operculum, a main reducing gear driven gear, left and right half axis gears, etc.
本螺旋齿轮式差速器，包括有差速器壳、壳盖，主减速器从动齿轮，左右各一个半轴齿轮等。
Starting from the wave differential equation, a method is deduced to express the complex amplitude of light wave fields in the reference plane which is vertical to the optical axis.
在柱坐标下从微分波动方程出发，推导柱面光波的场分布，并利用远场近似条件导出当线光源与光轴成任意角度时，在垂直光轴方向的参考面上的复振幅表示。
On the basis of the differential geometry, the geometrical theory of machining free form surface by cylindrical cutter in 5-axis NC machine tool is investigated.
从微分几何学的角度，探讨了在五坐标数控机床上采用圆柱形刀具线接触加工自由曲面的几何学原理，分析了刀具面与被加工曲面二阶密切的条件。
Upon the basic electromagnetic theory, wave propagation equation on an axis symmetrical case is derived. Numerical simulation method for solving the partial differential wave equation is presented.
从基本电磁理论出发，推导轴对称条件下电磁波的波动方程，给出求解此类波动方程的数值仿真方法。
Upon the basic electromagnetic theory, wave propagation equation on an axis symmetrical case is derived. Numerical simulation method for solving the partial differential wave equation is presented.
从基本电磁理论出发，推导轴对称条件下电磁波的波动方程，给出求解此类波动方程的数值仿真方法。
应用推荐