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CAD shortcut key refers to the use of shortcut key instead of mouse in CAD software operation for the convenience of users. You can use keyboard shortcuts to issue commands to complete operations such as drawing, modifying and saving. These command keys are CAD shortcuts.There are three kinds of factory modes: simple factory mode, factory method mode and abstract factory mode. All three solve one problem, that is, the creation of objects. Their duty is to separate the creation of objects from the use of objects."Well, all right, go to the store and choose for yourself."陆展元和何沅君成亲的那天，李莫愁奔向礼堂，势要杀了这对‘狗男女。2. The turnover rate is as high as 300%, and the customer turnover rate is as high as 90%. Fashion, freshness and delicious experience are integrated, and the customer conversion rate is extremely high.　　大赛开始伯虎节节胜出，而绰号“洞里赤炼蛇”的神秘人物也无人可挡。当两人对决时，伯虎夺下“赤炼蛇”的面具，竟发现，对方就是与自己朝夕相处的祝枝山。局势逆转，伯虎被人陷害，父亲又突然遭绑票，千钧一发之际，他艺高胆大，转危为安。