1) diffusion loss
扩压损失
2) diffuser loss
扩压器损失,扩压段损失,扩散器损失
3) loss of head due to enlargement
扩张段压头损失
4) divergence loss
扩张损失
5) retention of flocability of concrete
坍扩度损失
6) slump flow loss
扩展度损失
补充资料:冲击波超压与动压