hardening

基本解释

Although these cramps can be quite severe, they are not caused by hardening of the arteries and are not a risk to the legs.
尽管这些抽筋可能会很严重，但他们并不是由动脉硬化产生的，并且对腿部也没有危险。
He and his team grew tiny polystyrene spheres until they were some 200 nanometres across, before hardening them with a blast of heat.
他和他的团队，先培育聚苯乙烯球直到它们的直径为200纳米，再用一股强热将其硬化。
While the authors speculate that an increased risk could be biologically plausible given that calcium is connected with hardening of the arteries, another expert thinks not.
然而作者们觉得增加的风险在生物学上似乎是可信的，他们指出钙跟动脉硬化有关系，另一名专家却不这样认为。

But in the tensely partisan mood of this election year the Democrats may be hardening.
ECONOMIST: Nice congresswoman, shame about the party
This is the path to hardening of the spirit and becoming rigid and narrow-minded.
FORBES: Dust Storms: Finding Our Way Home
So will under-grounding of overhead lines, and an overall look at hardening the infrastructure.
FORBES: Northeastern Utilities: Ready for Another Onslaught?

When something hardens or when you harden it, it becomes stiff or firm.
When an attitude or opinion hardens or is hardened, it becomes harsher, stronger, or fixed.
hardening
When events harden people or when people harden, they become less easily affected emotionally and less sympathetic and gentle than they were before.
If you say that someone's face or eyes harden, you mean that they suddenly look serious or angry.
a rough fabric made from hards

硬化
The strain-hardening ability is strong in the first stage while weak in the second stage.
第一阶段应变硬化能力较强,第二阶段硬化能力减弱。
强化
The rupture mode of the composite at room and elevated temperature depends upon the work-hardening characteristics of the nickel alloy matrix.
复合材料常温和高温的拉伸断裂模式与基体相的形变强化特性有关。
中频淬火
With the help of analytic calculating the relative dimensions of workpiece and deformation data, the deformation regularity in process of medium-frequency hardening such hind of workpieces as the rolling race of gear ring has been sought theoretically.
通过对零件相关尺寸及变形数据的解析计算,从理论上得出了该类齿圈滚道中频淬火的变形规律。
淬火，淬硬

硬化
Meanwhile,a strain hardening of aeolian sand,fiber stress-strain behavior of the normalized equation is estddished.
同时,建立了应变硬化型纤维风积沙土应力—应变特性的归一化方程。
（混凝土）硬结