PKG. Package是什么意思

网络释义

1)PKG. Package,组.套2)stack,组套3)suite,套组4)Set,套，组5)assembled box,组合套箱6)assembled out sleeve,组合外套

Optimized designing of three layer assembled out sleeve of hydraulic pressure sleeve coupling for ship;

船用三层组合外套液压联轴器最优分层分析