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- At present, the progressive collapse of structures attracts more and more attention in engineering field and becomes a hotspot for study. 结构连续倒塌越来越受到工程界的关注,已成为一个研究的热点。
- Abstract ：Tie force (TF) method is one of the major design methods proposed by foreign codes to resist progressive collapse, but the related researches are still lack in China. 摘要 ：拉结强度法是国外抗连续倒塌设计规范采用的主要设计方法之一，我国还没有这方面的相关研究。
- The history of the structure progressive collapse is reviewed, and the definition as well as the reason, the analysis intention and analysis process are nailed down. 回顾了建筑物连续性倒塌研究的历史，明确了建筑物连续性倒塌的定义、原因及其分析目的与流程。
- Terrible explosion is the most frequent and destroyable approach in terrible activities nowadays, which is the main reason to structure progressive collapse. 摘要爆炸袭击是当前恐怖活动中最经常也是危害最大的一种方式，是造成建筑连续物连续性倒塌的最主要原因。
- design to resist progressive collapse 抗倒塌设计
- An example is the sensitive plant( Mimosapudica), whose leaflets progressively collapse, sometimes throughout the whole plant, once one leaflet is touched. 例如含羞草（羞草属）当它的1个小叶被触碰时，叶状体逐渐皱缩，有时遍及整个植株。
- DYNAMIC PROGRESSIVE COLLAPSE OF THE TWIN TOWERS OF THE WORLD TRADE CENTER 世界贸易中心双子楼的动力坍塌浅析
- Could this verb be used in progressive form? 这个动词可以用进行式吗？
- She is the most progressive writer of those times. 她是那个时代最进步的作家。
- She is the most progressive writer of the time. 她是那个时代最进步的作家。
- They are more old hat than progressive. 他们保守,而不进步。
- His boss was dissatisfied with his tardy progress. 老板对他缓慢的进度不满意。
- We have made pleasing progress in our talks. 我们的会谈已经取得了令人满意的进展。
- Study well and make progress every day. 好好学习，天天向上。
- He made rapid progress in his studies. 他学习上进步很快。
- We can only make progress by degrees. 我们只能逐渐地进步。
- FEA Study of Space Frame Based on Limit Strength and Progressive Collapse Analysis 基于极限强度和逐步坍塌分析的空间框架有限元研究
- Physics has made enormous progress in this century. 本世纪物理学的发展突飞猛进。
- All these difficulties cramped his progress. 所有这些困难阻碍了他的进步。
- I updated the committee on our progress. 我向委员会报告了我们的进展情况。
