cylinder opening是什么意思

网络释义

1)cylinder opening,油缸开孔2)cylinder head opening,缸盖开孔3)cylinder pin bore,油缸销孔4)cylinder port,油缸孔口5)cylinder-with-holes,油缸孔隙式6)cylinder group port,油缸组件孔

Theoretical study and performance experiment for cylinder-with-holes viscous damper;

油缸孔隙式粘滞阻尼器理论与性能试验