intensification

it is hard to imagine the countdown to war continuing without an intensification of diplomacy.

战争进入了倒计时阶段，而外交却一点都没有加，难以想象。

In this paper,the research,application and intensification and toughening mechanism of nonhardened and tempered steel is reviewed.

综述了国内外非调质钢的研究、应用情况及韧化机理;