为两种材料(尤其是hd80)，粗糙了胶的表面首先与粗砂的文件，然后申请一件外套，水泥，让它干。
For both materials (especially HD80), rough up the glue surface first with coarse sand paper, then apply a coat of cement and let it dry.
运用粗集理论对逻辑函数进行知识表达的方法，提出了基于粗糙集的组合逻辑优化方法，并给出了相应的算法。
Rough set-based method of combinatory logic optimization was presented by using knowledge expression of logic function with rough set theory, and its corresponding algorithm was given, also.
基于容差关系粗糙集的提出扩大了粗集的应用范围。
The presentation of rough sets based on tolerance relations expands the application scope of rough set theory.
应用推荐