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弟弟天天在家，都没出过门，多可怜。You can see that PizzaStore depends on a SImpleFactory, which depends on an abstract pizza. Under normal circumstances, to decouple, control inversion is required. The core idea of control inversion is that neither the upper structure nor the lower structure depends on implementation, but on abstraction.美国CBS频道热门情景喜剧《生活大爆炸》喜迎第四季，故事不仅围绕Leonard，Sheldon，Howard和Raj四位可爱的物理天才，以及隔壁的金发美女Penny展开，还增加了新角色，这些亮相人物会给剧迷们带来什么新惊喜？ 　　Leonard（约翰尼·盖尔克奇 Johnny Galecki 饰）和Penny（凯莉·库柯 Kaley Cuoco 饰）分手后，决定继续做普通朋友。与此同时，经过几个月的短信交流，Sheldon终于决定和神经生物学家Amy约会，这可是他人生中的首次约会。和他堪称绝配的 Amy，最终是否能成为他的女朋友？Penny对“谢米恋”大感兴趣，却发现自己成了尴尬的电灯泡。 　本季中，Howard的女友Bernadette也将回归，而他的好基友Raj还停留在不能和女人正常交流的阶段。张一和张鑫本是建筑领域令人艳羡的佳偶，张一怀孕后张鑫主动提出辞职照顾家庭，到如今女儿笑笑已经五岁。从表面上看，事业稳步上升，家庭美满幸福，张一没有意识到，她已经处在被谎言包裹的漩涡之中……青山抱拳大声道：是。In the traditional subway construction, collision inspection can only be implemented after the design drawings of various specialties are summarized, which is time-consuming and labor-consuming and affects the project progress. Using BIM technology, collision inspection can be carried out on the pipelines of the building before construction, clearance and pipeline arrangement scheme can be optimized, hard collision can be eliminated and soft collision can be avoided as much as possible, and error loss and rework can be reduced.宇宙深处,邪恶野蛮的兽人族和煞克族摧毁了圣灵族的家园,还想夺取战斗之钥,以侵略地球。沦落在外的圣灵族人莎吉选中维特、古拉、艾克、祖恩、阿宾、阿曼六个地球人,帮他们打造性能强大的极速战轮——「军刀」、「终结者」、「回声」、「战斧」以及「狂坦克」,并训练他们成为极速战士,与兽人族和煞克族对抗,誓言取回战斗之钥,保护地球。