推导了以顺波、逆波为状态向量的应力波传播方程和杆形部件的作用力、速度传播的特征矩阵；
Stress wave propagation equations that incident wave and reflection wave are condition vectors are derived from three discrete forms as well as the characteristic matrix of the force and the velocity.
而且如果雪诺离开守夜人的话，他就能恢复自己史塔克的身份，从而名正言顺地与现任北境守护，占领了他们的家临冬城的波顿家族战斗。
And if Snow leaves the Watch, it would allow him to rally the remaining Stark loyalists in a battle against the Boltons, who are currently ruling over the North from Jon's family home Winterfell.
通过对石英电子顺磁共振波话及中子活化分析结果的研究，探索其找矿矿物学。
At the same time, the prospecting mineralogy of the quartz has been discussed by way of studving the quartz EPR spectrum a.
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