用机械法或化学方法对工件表面进行处理（机械磨损或化学腐蚀），从而在工件表面得到一种微观粗糙的结构，使之由憎水性变为亲水性，以提高镀层与制件表面之间结合力的一种非导电材料化学镀前处理工艺。
n. coarsening ; alligatoring
misc. coarsing
When the time is too long, the aging phenomenon appeared in the organization, leading to the coarsening of tissue.
而后,当时间过长时,会在组织中出现过时效现象,导致组织粗化。
参考来源 - ZA84+（x）Y镁合金的强化研究Based on the review of considerable technical literatures and a series of experiments, the porous zinc foam was prepared by the processes of degreasing, roughening, conductive treatment and electro-deposition, using the polyurethane foam as substrate.
本研究在大量文献综述的基础上，以聚氨酯泡沫为基体，经脱脂、粗化、导电化、电沉积等工艺制备了泡沫锌材料。
参考来源 - 电沉积法制备金属锌泡沫材料Influence on bed load transport by change of flow and sediment from upstream of the Yangtze River is researched. While these influence factors include water abstraction along the river、coarsening of river bed and reservoir regulation.
研究长江上游水沙条件的改变对该河段推移质输沙的影响，影响因素包括沿江抽引水、河床粗化、水库调洪削峰等。
参考来源 - 长江感潮河段推移质输沙初析·2,447,543篇论文数据，部分数据来源于NoteExpress
锁粗化就是把使用同一锁对象的相邻同步块合并的过程。
Lock coarsening is the process of merging adjacent synchronized blocks that use the same lock object.
模型除了描述了晶粒的生长，同时还描述了枝晶臂的粗化。
The improved model not only describes grain growth, but also describes coarsening of dendrite arms.
该资源必须明白哪些状态和状态更改将会映射到更多粗化的状态。
The resource must understand which states and state changes will map to the more coarse-grained statuses.
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