南朝 梁 刘勰 《文心雕龙·论说》：“并顺风以托势，莫能逆波而泝洄矣。” 唐 姚合 《送任畹评事赴沂海》诗：“必当展长画，逆波斩鲸鼇。”
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.
理论上，作为太赫兹波产生的逆过程，有可能实现用空气作为介质探测脉冲太赫兹波。
As its reciprocal process, in theory, it should be possible to use air as the sensor to detect pulsed THz waves.
通过从如何减小逆变器的装置容量入手，根据矿井提升机的工艺特点，给出了斩波串级调速系统逆变变压器容量的设计方法。
From the angel of minimizing the inverse transformer capacity, a method to design inverse transformer capacity based on the technical features of mine-well hoist was given.
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