大家都搜：
扩散区；局部热处理
1、diffusion biology───扩散生物学
2、diffusion map───扩散映射
3、diffusion───n.扩散，传播；[光]漫射
4、diffusion sociology───扩散社会学
5、Zone───n.(Zone)人名；(塞)佐内；vi.分成区；n.地带；地区；联防；vt.使分成地带；环绕
6、diffusion uk───扩散英国
7、diffusion meaning───扩散意义
8、contagious diffusion───[医]传染扩散
9、diffusion coefficient───扩散系数；扩散率；[电子]扩散系数
1、experiments showed that the Nb can raise the depth of diffusion zone, hardness, wear resistance, strength and toughness of the nitriding layer of the matrix steel.───实验结果表明，铌能增加扩散层深度、 硬度及耐磨性，提高渗层的强韧性。
2、diffusion zone width of main alloying elements increases and hardness of the friction weld zone near TC4 titanium alloy side improves after post-weld heat treatment.───经焊后回火热处理后，主要合金元素沿焊合区的扩散区宽度增大；焊合区钛合金侧硬度值显著提高。
3、Differences of diffusion coefficient in space should be considered and concrete should be divided into diffusion zone and convection zone.───对氯离子扩散系数的衰减进行评价时，不仅应考虑水化因子还应考虑环境因子；
4、By means of optical microscopy, microhardness testing, X-ray diffractometry (XRD) and scanning electron microscopy (SEM), the oxygen-diffusion zone was characterized in the present paper.───通过金相观察、显微硬度测试、x射线衍射(XRD)及扫描电镜(SEM)分析，研究了渗氧层的结构和性能。