潜艇四壁发出巨大的咯咯声，巨大的支撑管慢慢变短，潜艇头部逐渐变成黑暗的虚空。
Submarine four walls send out huge cackle and hugely prop up a tube to slowly become short, the submarine head becomes dark unreal gradually.
管件在内高压成形后的厚度变化趋势是从两端向中间逐渐变薄，且呈现不同的厚度带。
After tube hydroforming, the thickness of tube became thin gradually from both ends to the middle and different thickness bands appeared.
本文以罗埃大信号理论为基础，对提高小型化行波管效率的动态速度渐变技术和二次谐波的抑制问题进行了模拟计算分析。
The dynamic velocity taper and induced second harmonic are analyzed which improve the miniature TWT efficiency using computer simulation based on Rowe large signal theory.
应用推荐