短语词组短語adverse pressure distribution 正梯度壓力分佈lightening and adverse pressure 減重反壓adverse pressure gradients 逆壓梯度adverse pressure gradient 逆壓梯度;逆曏壓力梯度;反曏壓力梯度;力梯度adverse and favorable pressure gradient 逆與順壓梯度 返回 adverse pressure