The parasitic resonance of geophone occurs in the direction perpendicular to the working axis.
地震检波器的寄生谐振是在其工作轴垂直方向上的谐振。
Through re - design to working axis system and axial movement mechanism the general 4h rolling mill can be reformed into WRS rolling mill.
对工作轴系的结构及轴向移动机构重新设计，可将普通四辊轧机改造为wrs轧机。
Through re - design to working axis system and axial movement mechanism the general 4h rolling mill can be reformed into WRS rolling mill.
对工作轴系的结构及轴向移动机构重新设计，可将普通四辊轧机改造为wrs轧机。
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