It starts out with her waking up and going through this journey, passing through a city scene, going on a train ride, and into some prairie-scapes -- just a very lucid experience.
“从她醒来开始旅程开始，经过城市风景，坐上火车，进入一些草原景色”——只是一个很清晰的体验。
An experimental unit for measuring instantaneous speed of high speed train passing through tunnel with a photoelectrical switch is designed.
设计了一套采用光电开关测量高速列车进出隧道瞬时速度的实验装置。
An experimental unit for measuring instantaneous speed of high speed train passing through tunnel with a photoelectrical switch is designed.
设计了一套采用光电开关测量高速列车进出隧道瞬时速度的实验装置。
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