Figure 2
From: Effects of train speed and passenger capacity on ground vibration of underground suburban railways

Data acquisition instrument. (a) DH5922D dynamic signal test and analysis system. (b)2D001 acceleration sensor.
From: Effects of train speed and passenger capacity on ground vibration of underground suburban railways
Data acquisition instrument. (a) DH5922D dynamic signal test and analysis system. (b)2D001 acceleration sensor.