《英语课用.ppt

The question How to prevent the great destruction of property caused by earthquakes? I-joint Architects now design buildings so that the building’s columns and horizontal beams are of equal strength, and vertical support columns are inserted deep into solid soil. many new houses have relatively light roofs and strong walls Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 人们还希望能够预防地震会造成的重大财产损失。要知道，多数在地震中丧生的人都是被倒塌的建筑物砸死的。所以，具有抗震能力的房屋结构是关注的重点。钢似乎是最佳的建材，但一旦被焊接成僵硬的结构就不行了。许多新式结构都采用了一种新型的钢接合方法，即I形接合，它看来是最耐用的一种接合。这种钢接合在移动时不会断裂。同样，为了预防财产损失，建筑师如今设计楼房时会使房屋的支柱和横梁力度相等，而垂直支柱则深深插入坚实的地基中。此外，许多新型房屋都采用了较轻的屋顶和坚实的墙壁。高架桥的水泥柱先前只是在内部有钢筋，如今外面也包上了钢板。 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. withstand:v. 承受，顶住，抵抗 例句：The bunker is designed to withstand a newlear blast. 地堡被设计成能够抵御核爆炸 Would she be able to withstand the intense media pressure. 她能顶住新闻媒体的强大压力吗 相类似的词 withstand==stand against 抵抗 对抗 withhold ==hold back 拒给 扣留 压抑 withdraw==draw back 取回 撤退 提取 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. weld:vt,焊接.锻接.使紧密结合 vi,焊接 熔接 例句： Coppper weld easily 铜很容易焊接 Different mentals weld at different temperaturs. 不同的金属在不同的温度下方能焊接 weldability:n，可焊性 weldless:a，可焊的 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. enclose: vt. 围住 包住 附寄 the enclosed :附件 You had better enclose the garden with a higher wall. 你最好用高一点的围墙围住 Please find my payment enclosed 随信寄上我的付款，请查收 拓展 enclosure:n 圈地 围场 附件 enclosed: a 随信附上的 封闭的 Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile . Copyright 2004-2011 Aspose Pty Ltd. 1.抵御地震的力量 to withstand the power of earthquakes 例句 经受不住艰难困苦考验的友谊不可能长久长久 Any friendship that can’t withstand the trial of hardships is not likely to last long.。 2.是关注的重点 to