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。
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