Some of the physical parameters for evaluating auditorium sound quality, which are always used by room acoustics specialists, are correlative.
当代室内声学专家经常选用的评价厅堂音质的物理参量，其间有几个量是相关的。
The acoustics is a branch of physical.
声学是物理学的一个分支。
The physical and mechanical properties of layer rock and the acoustics characteristic have a close relationship.
层理岩石是由一种或多种矿物晶粒、孔隙和胶结物等组成的集合体。
The physical and mechanical properties of layer rock and the acoustics characteristic have a close relationship.
层理岩石是由一种或多种矿物晶粒、孔隙和胶结物等组成的集合体。
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