entrant sound

• 透声

entrant sound的用法和样例：

例句

1. The article decribes the tests of sound transmission and mechanical properties and comparison result of home-made CFRP and GFRP panels moulded by hand lay-up process.
   本文介绍了国产碳布手糊层板与无碱玻璃布手糊层板的透声性能和力学性能试验情况及比较结果。