The vibrograph can be used for observing seismic effects of explosions and measuring vibrations in engineering and construction work.
该仪器可用于爆炸地震效应观测和工程结构振动测量。
The vibrograph can be used for observing seismic effects of explosions and measuring vibrations in engineering and construction work.
该仪器可用于爆炸地震效应观测和工程结构振动测量。
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